How many solutions does the equation have?

4(z−5)+2=4z−18

Answers

Answer 1
Distribute the 4:
4z - 20 + 2 = 4z - 18
Subtract 4z
-20 + 2 = -18
-18 = -18
This is true so that means there are infinite number of solutions... z could be anything!
Answer 2
All real numbers is the solution of this equation

4z - 20 +2 = 4z - 18

4z - 18  = 4z - 18
      +18         +18

4z = 4z 



Related Questions

Tom went to a store and spent 1/3 of his money. He went to a second store where he spent 1/3 of what remained and then had 12$ when he left. How much money did he start with?

Answers

Tom must have had 27 dollars to start with. 27 divided by three is 9.( We divide by three because he spent 1/3 of his original money) 27-9 is 18. 18/3 is 6. 18-6=12. So the answer 27 would fit.
Tom had $27 to start with

It takes you 0.8 of a minute to read each page of your health book. It takes you 5.5 minutes to take the test at the end. How long will it take you to read 6.25 pages and also take the test?

Answers

It will take 10.5 minutes to read 6.25 pages and also take the test. You can solve this by multiplying 0.8 x 6.25 to find the amount of time to read the pages, and then add 5.5 to that answer.

Answer: It will take 10.5 minutes to  read 6.25 pages and  take the test.

Step-by-step explanation:

Hi, the expression that represents this situation is :

0.8 p + 5.5  

Since each reading each page of the health book takes 0.8 minutes, we have to multiply that time by the number of pages read (p) and add the time that spent on taking the test (5.5).

So, if the number of pages is p=6.25, we simply replace p in the expression.

0.8 (6.25) +5.5 = 5+5.5 = 10.5 minutes

It will take 10.5 minutes to read 6.25 pages and take the test.

How do you do Mental Division?

Answers

this is just an example hope it helps

Divide.Multiply & subtract.Drop down the next digit. t o. ) 5 8. Two goes into 5 two times, or 5 tens ÷ 2 = 2 whole tens -- but there is a remainder! t o. ) 5 8. - ...Divide.Multiply & subtract.Drop down the next digit. t o. 2 9. ) 5 8. - 1 8. Divide 2 into 18. Place 9 into the quotient.

what's 7xb +2ya +7xb

Answers

14xb + 2ya is your answer don't report this but if you use math you can get the answer like i did
Simple!

First, Combine like terms:

7xb + 7xb + 2ya

= 14xb + 2ya or  2(7bx + ay)

You use the length of your shoe to measure your room. Your shoe is 9.75 inches long. You walk across the room, heel to toe, and count 17.5 shoe lengths.

About how long is your room in inches?

Answers

I’m asking the same question please help us!!! Thank you

the length of the room is  170.63 inches.

The length of the room in inches is [tex]\( 9.75 \text{ inches/foot} \times 17.5 \text{ shoe lengths} = 170.625 \text{ inches} \), or approximately \( 170.63 \) inches.[/tex]

To calculate the length of the room, we first need to determine the total distance traveled by walking across the room, heel to toe, in terms of shoe lengths, and then convert that distance into inches.

Given:

- Length of shoe = 9.75 inches

- Number of shoe lengths walked across the room = 17.5 shoe lengths

First, we find the total distance walked in inches:

[tex]\[ \text{Total distance} = \text{Length of shoe} \times \text{Number of shoe lengths} \][/tex]

[tex]\[ \text{Total distance} = 9.75 \text{ inches/shoe} \times 17.5 \text{ shoes} \][/tex]

[tex]\[ \text{Total distance} = 170.625 \text{ inches} \][/tex]

Rounded to two decimal places, the length of the room is approximately 170.63 inches.

Here’s a bit more detail on each step:

1. Convert Shoe Length to Inches: Since each shoe length is 9.75 inches, we use this conversion factor to turn the shoe lengths into inches.[tex]\( 17.5 \) shoe lengths \(\times\) \( 9.75 \) inches/shoe = \( 170.625 \) inches.[/tex]

2. Round Off: We round off the final answer to two decimal places, giving us a room length of approximately \( 170.63 \) inches. This rounding is common in measurements where precision beyond two decimal places isn't necessary.

3. Explanation Summary: By multiplying the length of the shoe by the number of shoe lengths walked across the room, we can accurately calculate the total distance traveled and thus determine the length of the room.

complete question

You use the length of your shoe to measure your room. Your shoe is 9.75 inches long. You walk across the room, heel to toe, and count 17.5 shoe lengths.

About how long is your room in inches?

Calculate 1/4+(-5/12)+(-2/3)

Answers

The answer would be 0.8333333333.

It is clear the answer would be repetitive.

So the final answer would be 0.83.


-5/6 is your answer
1. Write all numerators above the common denominator.
2. Use addition and subtraction rules.
3. Rewrote the fraction.
4. Simplify

Elijah needed to dig a row along a fence that was 5 feet long.He was able to dig all but 42 inches of the row before dark how many inches was he able to dig before dark

Answers


12 inches= 1 foot

So, 5 feet x 12 inches = 60 inches

60 inches = total feet of the fence

60 inches - 42 inches = answer

60-42=18
18 is the answer

solve for k. 2S=n(a+k)

Answers

It would be k= -a+2s/n
hope it helps!

Write the factored form of 1,000,000

Answers

34 because I looked it up
There are 49 factors 1,000,000. Pick one. Factors of 1,000,000 are 1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 160, 200, 250, 320, 400, 500, 625, 800, 1000, 1250, 1600, 2000, 2500, 3125, 4000, 5000, 6250, 8000, 10000, 12500, 15625, 20000, 25000, 31250, 40000, 50000, 62500, 100000, 125000, 200000, 250000, 500000, and 1000000. Since 1,000,000 is a square number (1000 x 1000), there are an odd number of factors. 

how do you graph 4x=2y-3

Answers

The slope-intercept form is y=mx+b y = m x + b , where m m is the slope and b b is the y-intercept.
Hello, ChaseAnelson200, The answer would be Graph using the slope and y-intercept.Slope: 2 or Y-Intercept: 3/2.








Troy’s favorite ice cream has 540 calories per serving. If 5/8 of the calories come from fat how many calories come from fat?

Answers

337.5. multiply 5/8 and 540.
335.5 calories
540/8 = 67.5
67.5 x 5 = 335.5

What is the prime factorization of 46?

Answers

46 can be factorized into 23 and 2. Since both of these are prime numbers, the prime factorization is done.

The prime factorization of 46 is 2 x 23.

The prime factorization of 46 is 2 x 23.

A certain computer can perform 10^5 calculations per second. How many calculations can it perform in 10 seconds?

Answers

(10^5) x 10
100,000 x 10
1,000,000 or 10^6

Since it is being multiplied by another 10, it is 10 to the 6th power.

The no. of calculations computer can perform in 10 seconds will be equal to 10^6.

It is given that computer can perform 10^5 calculations per second.

We have to find no. of calculations to be performed by computer in 10 seconds.

What is the unitary method?

The unitary method is a method in which we find the value of a unit and then the value of the required number of units.

As per the question ;

A computer can perform calculations per second = 10^5

or

Calculations per second = 100000

So ,

The number of calculations to be performed in 10 seconds will be ;

= 100000 × 10

= 1000000

= 10^6

Thus , the no. of calculations computer can perform in 10 seconds will be equal to 10^6.

To learn more about unitary methods click here ;

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you have a 4x6 photo of you and your friend. You order a 5x7 print of the photo. Is the new photo similar to the original?

Answers

No because 4 times 6 =24 and 5 times 7 =35
Math wise no. 5×7 is a bigger form than 4×6, think of it like this, 4 squares up, and 6 squares side, same with the 5x7, its a bigger area and perimeter

What is 3ft to 6yd in simplest form

Answers

Answer:

Answer = 1/6

Step-by-step explanation:

3 ft are in 1 yard

so 3/18

= 1/6

As per linear equation, 3 feet to 6 yard in simplest form is [tex]\frac{1}{6}[/tex].

What is a linear equation?

A linear equation is an equation where there are one or multiple variables. However, the highest power of any variable is one.

We know, [tex]3 feet = 1 yard[/tex]

Therefore, 3 feet to 6 yard in simplest form is

[tex]= \frac{3 feet}{6 yard}\\ = \frac{1 yard}{6 yard} \\= \frac{1}{6}[/tex]

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write the place value of the underlined digit. round each number to the place of the underlined digit 2.348 *3 is underlined*

Answers

3 is in the tenths place when you round the number it would be 2.3.

Ten identical cards are numbered 1 to 10. The cards are shuffled. One card is selected at random. what is the probability that the number written on it is:

10?
5?
Not 10?
An Odd Number?
A number less than 4?
A number greater than 7?


Answers

To solve these, basically find out how many numbers satisfy your requirment, then divide that number by 10. Simplify your fraction and you have your probability.

probability of getting a 10: 1/10
probability of getting a 5: 1/10
probability of not getting 10: 9/10
probability of getting an odd number: 5/10
probability of getting a number less than 4: 3/10
probability of getting a number greater than 7: 3/10

Hope this helps, and muchas luck on your math!

can someone please help me with this ?

Answers

13. 1,6

18. -15,12

19. -7, 1/2

Find the length of XZ:

Answers

it's an equilateral triangle
5/2x -5 = 2x
5x - 10= 4x
5x-4x =10
x=10

so XZ equals
5/2×10 -5 = 25-5 = 20units

please help and explain if possible

Answers

divide it by 25 witch is the height then find the square root
[tex]5625 \div 25 = \sqrt{513?} [/tex]

what is the answer - c/4 +7 = 14


Pls thanks

Answers

C is equal to -28 because if you do it backwards, you will get -28.

9 is 12 percent of which number

Answers

I guess the answer would be 90
The answer is:  "75" .
____________________________________________
Explanation:
____________________________________________
9 = (12/100) x 

Multiple each side of the equation by "100" ;

to get:  900 = 12x ;

12x = 900 ;

Divide each side of the equation by "12" ; to get:

12x/ 12 = 900/ 12 ;

x = 900/12 ; 

x = 75 .
_______________________________________________

is the linear equation 3x-2=y in standard form?

Answers

yes, standard form is y=mx+b jus change it to where it says y=3x-2

Determine the x- and y-intercepts of the graph of y=−12x−4

Answers

 y=12x-4 
Geometric figure: Straight Line  Slope = 24.000/2.000 = 12.000
  x-intercept = 4/12 = 1/3 = 0.33333 
 y-intercept = -4/1 = -4.00000

Which expression shows the distance on the number line between −3 and −10 ?

A. |−10−3|

B. |−3−(−10)|

C. |−3+(−10)|

D. |−3−10|

(P.S. There Is No Number line On The Test)

Answers

The answer is B to the problem. B/c difference is 7 on the number line.

Answer: B

Step-by-step explanation:

Evaluate f(a-5) given f(x)=x to the 2nd power + 8

Answers

do u mean evaluate f(a-5) given f(x) = x² + 8?

if yes then
f(a-5) = (a-5)² + 8 = a²-10a +25 +8 = a²-10a +33

Choco Pie costs $12.11 per box. What equation shows the relationship between total cost (t), price per box (p), and boxes purchased (b)?

Answers

P * B = T
Hope this helped...
p(price per box) time b(boxes purchased) equal t(total cost)

Plot the line for the equation on the graph.

y−4=−1/4(x−5)

Answers

Answer:  we will rewrite the given equation y-4 =[tex]\frac{-1}{4} (x-5)[/tex] in slope intercept form.

so, we get

y =  [tex]\frac{-1}{4} x+\frac{21}{4}[/tex]

slope = [tex]-\frac{1}{4}[/tex]   and y-intercept = [tex]\frac{21}{4}[/tex]  

now, we have to make the table of x and y

now we consider different values of x to find the value of y corresponding values of x using equation y =  [tex]\frac{-1}{4} x+\frac{21}{4}[/tex]

   X             Y

  0              [tex]\frac{21}{4}[/tex]

  1               5

  2               [tex]\frac{19}{4}[/tex]

  3               [tex]\frac{18}{4}[/tex]

have a look at the attachment for graph.

Attached graph is having a downward-sloping line with y-intercept (0, 21/4) and a slope of -1/4. Equation: y = (-1/4)x + 21/4.

To plot the line for the equation y - 4 = -1/4(x - 5),

first rewrite it in slope-intercept form (y = mx + b), where 'm' is the slope, and 'b' is the y-intercept.

y - 4 = -1/4(x - 5)

Distribute the -1/4 on the right side:

y - 4 = (-1/4)x + 5/4

Move -4 to the right side by adding 4 to both sides of the equation:

y = (-1/4)x + 5/4 + 4

Combine constants on the right side:

y = (-1/4)x + 5/4 + 16/4

Combine fractions on the right side:

y = (-1/4)x + 21/4

Now  the equation in slope-intercept form (y = mx + b) where the slope (m) is -1/4, and the y-intercept (b) is 21/4.

To graph the line, follow these steps:

Plot the y-intercept point (0, 21/4).

Use the slope (-1/4) to find additional points. The slope -1/4 means that for every 4 units you move to the right,  go down 1 unit.

Draw a straight line passing through the points you plotted.

Here are a few more points you can use to plot the line:

When x = 0, y = 21/4.

When x = 4, y = 21/4 - 1 = 17/4.

When x = 8, y = 21/4 - 2 = 13/4.

Now, plot these points on the graph and draw a straight line passing through them.

The graph should look like a downward-sloping line.

Attached graph.

Learn more about graph here

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A factory wanted to produce 7600 radios. At first, they planned to produce 600 radios each day. However, 8 days later, the remaining radios had to be produced in 4 days. How many more radios than originally planned had to be produced everyday?

Plz help!!! And show me how to obtain the result! :)

Answers

Its 600 radios per day, so you multiply 600 by 8 =4,800. Then the remainder would be 7,600-4,800 = 2,800. Then divide it by four to see how many would be made per day. 2,800 divided by 4 = 700. So the answer is 700. 

What is the first answer to the first question

Answers

All you need to do is do $23 divide by %13. (Which you are dividing 0.13 23.

Answer:

2.99

Step-by-step explanation:

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