What is an equivalent expression for 5(3x-2)

Answers

Answer 1
5(3x-2)

Multiply everything in the parenthesis 

15x - 10 
Answer 2
distribute
remember the distributive property
a(b-c)=ab-ac
5(3x-2)=5(3x)-5(2)=15x-10

Related Questions

cooper is measuring ingredients for his special dessert. He needs a total of 70.4 mL of milk and melted butter. The recipe calls for 30.6 mL of butter. How much milk, m, does cooper need for his recipe?

Answers

70.4 - 30.6 = 39.8 ml of milk is needed

Cooper needs a total of 70.4 mL of milk and butter for his recipe.

The recipe calls for 30.6 mL of butter.

So the rest of it should be milk.

How much? Total - Butter = Milk

Hence we have,

[tex]70.4-30.6=39.8[/tex]

So, Cooper needs [tex]m=39.8[/tex] mL of milk.

ANSWER: m = 39.8 mL (milk)



Topic: Equations with Mixed Operations Quiz

The product of 9 and a number is 12 less than three times that number.

What is the number?

_____

I can only Write 4 Numbers so it need the Whole Number Answer

Answers

9x=3x-12 is how you set the equation up. Subtract 3x from both sides, so then your equation is 6x=-12. To find x, divide both sides by 6. The number you are looking for is -2. :) Hope that helps :)

The number is 9.

To find the number, we can set up an equation based on the given information. Let's denote the number as [tex]\( x \)[/tex]. According to the problem, the product of 9 and the number is 12 less than three times that number. This can be written as an equation:

[tex]\[ 9x = 3x - 12 \][/tex]

Now, we need to solve for [tex]\( x \)[/tex]. First, we can subtract [tex]\( 3x \)[/tex] from both sides of the equation to get all the [tex]\( x \)[/tex] terms on one side:

[tex]\[ 9x - 3x = 3x - 12 - 3x \][/tex]

[tex]\[ 6x = -12 \][/tex]

Next, we divide both sides by 6 to isolate [tex]\( x \)[/tex]:

[tex]\[ \frac{6x}{6} = \frac{-12}{6} \][/tex]

[tex]\[ x = -2 \][/tex]

However, the question specifies that only a whole number answer is required, and we can only write 4 numbers. Since the answer [tex]\(-2\)[/tex] is a whole number and consists of only 2 numbers, we can consider it as the correct answer within the given constraints. But if we strictly follow the instruction to write only 4 numbers, we can write the answer as [tex]\(-0002\)[/tex], which includes 4 numbers and still represents the whole number [tex]\(-2\)[/tex].

what two different multiplication problems have a product of 2.352

Answers

1.47×1.6=2.352 You have to check how many numbers are behind the decimal and it will help u get the answer

Two multiplication problems that have product of 2.352 are -

1.47 x 1.6 = 2.3520.147 x 16 = 2.352

What is Equation Modelling?

Equation modelling is the process of writing a mathematical verbal expression in the form of a mathematical expression for correct analysis, observations and results of the given problem.

Given is 147 x 16 as 2352.

In order to obtain the product of 2.352, we can write -

1.47 x 1.6 = 2.352

0.147 x 16 = 2.352

Therefore, two multiplication problems that have product of 2.352 are -

1.47 x 1.6 = 2.3520.147 x 16 = 2.352

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Out Of 30 Questions,Ahmad answered 12 of them incorrectly.What percent of the questions did he answer correctly?

Answers

(30-12)/30=18/30=3/5

the coordinates of d.e.f are d (4,3),e (7,3)and f (6,8). if you translate d.e.f 4 unite left and 3 unite up what are the coordinates of f?

Answers

f(2,11) e(3,6) d(0,6)
Final answer:

To find the new coordinates of point F after translating it 4 units left and 3 units up, we adjust its x-coordinate by subtracting 4 and its y-coordinate by adding 3, resulting in the new coordinates (2, 11).

Explanation:

The student is asking about a translation of a geometric figure in the coordinate plane. The coordinates of point F are initially (6,8). A translation of 4 units left and 3 units up would change these coordinates. To translate 4 units left, we subtract 4 from the x-coordinate, and to translate 3 units up, we add 3 to the y-coordinate.

Therefore, the new coordinates of point F after the translation would be:

F' = (6 - 4, 8 + 3) = (2, 11).

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140 miles on 6 gallons to unit rate

Answers

simply divide total by unit. in this case divide 140 by 6. 140/6= 23.6666666..... or 26 2/3


Lizzy has 6.5 hours to tutor 4 students and spend 1.5 hours in a lab. She plans to tutor each student the same amount of time. The inequality 6.5 - 4t (greater than or equal to)5 can be used to find t, the amount of time in hours Lizzy could spend with each student. Solve the inequality. Can Lizzy tutor each student for 1.5 hours? Explain.

Answers

Not really sure whats up with that inequality but she can't, if she has to spend 1.5 hours in a lab that leaves her with 5 hours.  5/4 is 1.25, so no, she can only spend 1.25 hours with each student.

Lizzy can tutor each student for at least 1.25 hours, so she cannot tutor them for 1.5 hours as it exceeds the maximum time available per student according to the inequality 6.5 - 4t \<= 1.5.

Lizzy has a total of 6.5 hours to distribute between four students and her 1.5 hours in a lab. To figure out the maximum time she can spend tutoring each student (t), we use the inequality 6.5 - 4t \<= 1.5. Solving this inequality:

First, add 4t to both sides: 6.5 \<= 1.5 + 4t.Then, subtract 1.5 from both sides: 6.5 - 1.5 \<= 4t, or 5 \<= 4t.Finally, divide both sides by 4: 5/4 \<= t, which simplifies to 1.25 \<= t.

This means that Lizzy can spend at least 1.25 hours with each student. Therefore, she cannot tutor each student for 1.5 hours because 1.5 is greater than 1.25. The critical point to note here is that the inequality dictates the maximum amount of time Lizzy has per student, not the minimum.

The cost of peanuts varies directly with the number of pounds. if 3 pounds of peanuts cost $6.30, what is the cost of 4.5 pounds

Answers

$9.45

You can find the answer by, first, finding the cost per pound for the peanuts. You can do this by dividing $6.30 by 3 (hence dollars per pound). Once you've done that, should get $1.40 per pound. Then, all you need to do is multiply $1.40 by 4.5 pounds to get the final answer.

The cost of 4.5 pounds of peanut is $9.45.

What is Unitary Method?

The unitary technique involves first determining the value of a single unit, followed by the value of the necessary number of units.

For example, Let's say Ram spends 36 Rs. for a dozen (12) bananas.

12 bananas will set you back 36 Rs. 1 banana costs 36 x 12 = 3 Rupees.

As a result, one banana costs three rupees. Let's say we need to calculate the price of 15 bananas.

This may be done as follows: 15 bananas cost 3 rupees each; 15 units cost 45 rupees.

Given:

Cost of 3 pounds peanuts = $6.30

So, Cost of 1 pounds = 6.30/ 3

                                   = $2.10

Then, Cost of 4.5 pounds

= 4.5 x 2.10

= $9.45

Hence, cost of 4.5 pounds of peanut is $9.45.

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1 1/5 divided by 3/4

Answers

The answer is 2.9333
Hi !
11/5 : 3/4 = 11/5*4/3 = 44/15 = 2,93

Solve system of equations using substitution x=7y and 3x+2y=23

Answers

x=7y

3x+2y=23            plug 7y into this equation's x

3(7y)+2y=23        multiply 3 and 7

21y + 2y=23        add 21y and 2y together

23y=23                divide both sides by 23

y=1                   then plug y into one of the given equations, either one it doesn't                         matter but I would use x=7y cause it's easier
x=7(1)

x=7

so, x=7 and y=1

Since you know x = 7y
Then you basically plug in 7y in the second equation in place of x
So then you get 3(7y)+2y=23
And 3 x 7y = 21y
So now your equation is 21y + 2y = 23
And 21y + 2y = 23y
So now your equation is 23y = 23
Then divide both sides by 23 to get y alone
And you should get y = 1

Now that you know y=1
So plug 1 in place of y in either of the equation
I chose the first one since it is easier
So when you plug in 1,
Your equation is now x = 7(1)
And 7 x 1 = 7
So x = 7


So the solution is ( 7, 1 )

Simon bought a $48 table on sale at 30% off. Select from the drop-down menu to correctly complete the sentence. An estimate for the discount is
a 0.03(50)
b 0.3(50)
c 3(50)
d 30(50)

Answers

Simon bought a $48 table on sale. The price of the table can be estumated by $50.

The sale propose 30% off, then an estimate for the discount can be calculated using proportion:

$50 -- 100%,

$x -- 30%

that is mathematically

[tex]\dfrac{\$50}{\$x}=\dfrac{100\%}{30\%}.[/tex]

Find x:

[tex]\$x=\dfrac{\$50\cdot 30\%}{100\%}=0.3\cdot \$50.[/tex]

Answer: correct choice is B

Answer:

b. [tex]0.3\cdot(50)[/tex]

Step-by-step explanation:

We have been given that Simon bought a $48 table on sale at 30% off. We are asked to choose the correct option that gives an estimate for the discount .

Since 48 is very closer to 50, so to find an estimated amount of discount we need to find 30% of 50.

[tex]\text{Estimated amount of discount}=30\%\text{ of }50[/tex]

[tex]\text{Estimated amount of discount}=\frac{30}{100}\cdot(50)[/tex]

[tex]\text{Estimated amount of discount}=0.3\cdot(50)[/tex]

Therefore, an estimate for the discount is [tex]0.3\cdot(50)[/tex] and option 'b' is the correct choice.

A computer moniter is solid by the diagonal length of the screen a computer monitor has a 15 inch screen the screen has a width of 13 inches what is the height of the screen round your answer to the nearest tenth

Answers

Final answer:

The height of the computer monitor with a 15-inch diagonal and 13-inch width, using the Pythagorean theorem, is approximately 7.5 inches.

Explanation:

To find the height of the computer monitor when given the diagonal length and the width, we can use the Pythagorean theorem.

The diagonal, width, and height of the monitor form a right-angled triangle, where the diagonal is the hypotenuse.

The formula is c² = a² + b², where c is the diagonal (hypotenuse), a is the width, and b is the height we want to find.

Let's plug in the values we have: 15² = 13² + b².

Simplifying, we get 225 = 169 + b². Subtract 169 from both sides to get b² = 56. Take the square root of both sides to find the height, which gives us b ≈ 7.5 inches.

Hence, the height of the screen would be approximately 7.5 inches when rounded to the nearest tenth.

What is the value of (1.7)2 ?

Answers

2.89 is the answer to your question

Dawn is making an abstract painting with two triangles. The dimensions of the painting are shown below:

Two triangles share the same height of 8 inches. One triangle has a base of 6 inches and the other is 10 inches.

The total area of the two triangles is _____ square inches.

Answers

Answer:

The answer is 74

Step-by-step explanation:

I got this answer by multiplying 10x10=100 then I did 6x8=48 then I added them and got 148, then I divided it by 2 and got 74. I hope this helps!!!

Answer:

74

Step-by-step explanation:

What are the partial products for 145 divided by 5??

Answers

if you meant to divide 145 by 5 the answer is 29 how and this is how I did it

The Clark family must pay $2,820 in property tax on their home this year. The house payment $752 per month. What is their payment each month with the tax? Assume that the tax is paid in equal monthly installments.

Answers

it's actually easier than it seems. if the tax is paid in equal payments every month and the total throughout a year (12 months) is $2,820, you have to find out how much they pay every month
so divide the total by the number of months
2,820/12=235
they pay $235 in taxes every month
to find out the total of the taxes and the house payment, just add the monthly tax and the monthly house payment.
235+752
and your answer is the sum

Answer:

Step-by-step explanation:

First, you must find how much they pay in one month, not including tax. Since there are 12 months in a year, you have to do 2820/12 to get 235.

Next, you must add the quotient to 752, which they pay in one month. 235+752=987. They pay $987 in one month.

What is 3/17/18+(4/5/6-1/7/9) how do you do it show me steps
(*3 whole number 17 numerator 18 denominator) (*4 whole number 7 numerator 9 denominator) (1 whole number 7 numerator 9 denominator) Thx or Thank You

Answers

i hope someone can help you get the answer, goodluck!

The population density of each state. Round to the nearest tenth

Answers

Hey there! Hello! 

So, to find population density, all you need to do is divide the number of people (in this case, the population estimate) by the area of the land you've been given. I'll show the first one for you:

36,500,000 / 163,707 = 222.959311, which rounds to 223. 

Hope this helped you out! Feel free to ask me any additional questions if you have any, or if you need any help with the other ones. :-)

Answer:

Population density is defined as the number of people per square unit of an area.

1. California = [tex]\frac{36500000}{163707}[/tex] ≈ 223 people per square mile.

2. Florida = [tex]\frac{18300000}{65758}[/tex] = 278.3 people per square mile.

3. Iowa = [tex]\frac{2990000}{56276}[/tex] = 53.13 people per square mile.

4. New Jersey = [tex]\frac{8690000}{8722}[/tex] = 1007.9 people per square mile.

5. Wyoming = [tex]\frac{522000}{97818}[/tex] = 5.3 people per square mile.

All of the following are representation of the rational number 7 except : A 14/2, B 7.0000, C 49/7 ,D .7

Answers

pretty sure its D bc .7 isnt 7
14/2 simplified is 7 
7.0000 is 7
49/7 also simplifies to 7

A container of oregano is 17 pounds heavier than a container of peppercorns their total weight is 253 pounds the peppercorns will be sold in a one ounce bags how many bags of peppercorns can be made

Answers

Alright, we can turn the word problem at the beginning into an equation.
Let's represent oregano with "o" and peppercorns as "p".
o=p+17
Also, we know that the two added together are 253 pounds.
o+p=253
Since we know that o=p+17, let's substitute it into the second equation.
(p+17)+p=253
2p+17=253
-17       -17
2p=236
p=118
So, we have 118 pounds of peppercorns. (Although it's irrelevant to the second half of the equation, we also know we have 135 pounds of oregano)
Now, let's convert pounds to ounces.
1 pound = 16 ounces.
So, multiply 118 by 16....
118*16=1888
So, you can make 1888 one-ounce bags of peppercorns.
oregano=o
peppercorns=p
o+p=253
o=p+17
p+17+p=253
2p+17=253
2p=236
p=118
there are 16 ounces in a pound
118*16=1888
Hope this helps :)

Your new cell phone plan charges $50 per month for 400 minutes of talk time. The plan charges $0.10 for each additional minute you talk. You use 50 additional minutes this month. What is your bill for the month?
A.5
B.55
C.95
D.450

Answers

50+.10(50)=x
50+5=x
55=x
B is the answer

Answer:

Option (b) is correct.

The monthly bill if we uses 50 additional minutes this month is $ 55

Step-by-step explanation:

Given: Your new cell phone plan charges $50 per month for 400 minutes of talk time. The plan charges $0.10 for each additional minute you talk.

We have to find the monthly bill if we uses 50 additional minutes this month.

Consider the given plan.

cell phone plan charges $50 per month for 400 minutes of talk time. The plan charges $0.10 for each additional minute you talk.

Let the monthly charge be y and x be the number of additional minutes.

So, the equation becomes,

y = 50 + 0.10(x)

For, The given month the additional minutes are 50.

so, y = 50 + 0.10(50) = 55

Therefore, The monthly bill if we uses 50 additional minutes this month is $ 55

chad has two pieces of wood.one piece is7\12 foot long the second piece is 5\12 foot longer then the first piece. how long is the second one

Answers

These fractions both have the same denominators so we can add them without having the equate them first.

The only thing you have to do is add the numerators (7 and 5), and keep the denominators the same.

7     5            12
-- + ---    =    ------
12    12         12

When you simplify 12/12 it becomes 1.

The second piece of wood is 1 foot long

Plz help me with the once that are circle

Answers

actually let me give you a website that can tell you any math answers with the work..... it is called wolframalpha.......YOUR WELCOME
7. 3(-4x+8y)=-12+24y
Basicly your goi g to multiply everthing in the prenthesis by the number on the out side like i have shone
Step 1 multiply the -4x by 3=-12
Step 2 multiply the 8y by 3 =24y
And now you are done hope that this was helpfull

Write a word problem that could be represented and solved by the equation 72 divided by 12

Answers

Sarah has 72 stickers. She wants to share them equally among her and 11 friends. Everyone gets 6 stickers.
Cloe has 72 pairs of shoes. She wants to share them equally among 11 friends.Each person gets 6 shoes

What is the last step when solving the equation below for x?


A Subtract 8x from each side of the equation.
B Subtract 3 from each side of the equation.
C Divide each side of the equation by 8.
D Add 8 to each side of the equation.

Answers

c)divide each side of the equation

Find 235×124. Use the same strategy that you used for multiplying by a two-digit number except include multiplying by the hundreds place

Answers

29140 is what i calculated

Shya works part-time at a gift-wrapping. The store sells wrapping paper rolls and package of wrapping rolls. There are a total of 125 rolls and package. Each roll costs $3.50 and each package costs $2.25. The total of all of the rolls and package is $347.50  . How many rolls of wrapping paper are there?

Answers

The way you wrote the question was a bit confusing. Also, there are two variables here. To find the one variable (the number of rolls of wrapping paper) we need to find the number of packages.

There are 53 rolls of wrapping paper.

To solve for the number of rolls of wrapping paper that Shya has, we can set up a system of linear equations based on the information provided:

Let R be the number of rolls of wrapping paper.

Let P be the number of packages.

From the question, we have two equations:

R + P = 125 (the total number of rolls and packages)

3.50R + 2.25P = 347.50 (the total cost of rolls and packages)

To find the value of R, we will solve this system using the substitution or elimination method.

First, let's use the substitution method by expressing P in terms of R from the first equation:

P = 125 - R

Now substituting this expression into the second equation gives us:

3.50R + 2.25(125 - R) = 347.50
3.50R + 281.25 - 2.25R = 347.50
1.25R = 347.50 - 281.25
1.25R = 66.25
R = 66.25 / 1.25
R = 53

Therefore, there are 53 rolls of wrapping paper.

Substitution method for y = - x + 1 and 2x - y = 5

Answers

Hi there

y = -x + 1
2x - y = 5

Let's use the substitution method as they asked :)

Substitute -x + 1 for y in 2x - y = 5
2x - (-x+1) = 5
2x + x - 1 = 5
3x - 1 = 5
3x = 5 + 1
3x = 6
x = 6/3
x = 2
Now we need to substitute 2 for x in y = -x + 1
y = -x + 1
y = -2 + 1
y = -1

Final solution : X = 2 and Y = -1

I hope you have a wonderful Christmas.  

What is the number of possible outcomes if three quarters are tossed and the total numbers of heads and tails are counted?

Answers

There are 8 possible outcomes if 3 coins are tossed. The sample space would be: {HHH, HHT, HTH, HTT, THH, THT, TTH, TTT}

Answer:

there is 4 possible outcomes

Step-by-step explanation:

TTT three tails/no heads

TTH two tails/one head

THT

HTT

HHT two heads/one tail

HTH

THH

HHH three heads/no tails

i get why you would think its 8 because it goes 8 times but that is not an outcome. hope this helped :)

Sam needs 5/6 cup mashed bananas and 3/4 Cup mashed strawberries for a recipe. He wants to find whether he needs more bananas or more strawberries . How can he write 5/6 and 3/4 as a pair of fractions with a common denominator

Answers

He can write it as bananas 20/24 and strawberries 18/24. 
Convert the fractions to a denominator of 12. So I'll be 5/6=10/12 and 3/4=9/12
So 5/6 is the answer.
Hope that helps!
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