what is the solution to log2(9x)-log2^3=3?

Answers

Answer 1

Answer:

[tex]x = \frac{8}{3}[/tex] is the solution to  [tex]\log_2 9x - \log_2 3 = 3[/tex]

Step-by-step explanation:

Using the logarithmic rules:

[tex]\log \frac{m}{n} = \log m -\log n[/tex]

if [tex]\log_b x = a[/tex] then;

[tex]x = b^a[/tex]

Given the equation:

[tex]\log_2 9x - \log_2 3 = 3[/tex]

Solve for x:

Apply the logarithmic rules:

[tex]\log_2 \frac{9x}{3} = 3[/tex]

⇒[tex]\log_2  3x = 3[/tex]

Apply the logarithmic rules;

[tex]3x = 2^3[/tex]

⇒[tex]3x = 8[/tex]

Divide both sides by 3 we have;

[tex]x = \frac{8}{3}[/tex]

Therefore, the solution for the given equations is, [tex]x = \frac{8}{3}[/tex]

Answer 2

Answer: B or option two on edg

X = 8/3

Step-by-step explanation:


Related Questions

johnnys baseball team raised $1456 for next month's tournament. They need a total of $2,000 to play. the team has a total of 11 players. let x represent how much each player needs to raise in order to play in the tournament .

Answers

Given that Johney's baseball had raised $1,456 out of $2,000 they need to play the tournament.

Amount of money they still need to raise is given by $2,000 - $1,456 = $544.

Given that there is a total of 11 players in the team. Let x represent the total amount each player needs to raise, then x = $544 / 11 = $49.45

Therefore, each player needs to raise $49.45

Use the function f(x) = 2 - 5x to fill in the blanks in the table.
x f(x)
-2
-1
0
1
2

Answers

2-5(-2)=12
2-5(-1)=7
2-5(0)=2
2-5(1)=-3
2-5(2)=-8

2-5(-2)=12

2-5(-1)=7

2-5(0)=2

2-5(1)=-3

2-5(2)=-8

What is (12x - 32) in simplest form as an expression?

Answers

The GCF of these two terms is 4.
Taking a 4 common:

4(3x - 8)

Hope this helps!
Final answer:

The expression (12x - 32) is already in simplest form.

Explanation:

The expression (12x - 32) is already in simplest form. There are no like terms to combine or any common factors to factor out. So the expression cannot be simplified further.

How to solve
7x-3=-3+7x

Answers

7x - 3 = -3 + 7x
7x - 7x = -3 +3
0 = 0

so, the answer is 0

Write these words in alphabetical order: tenth rough tough laugh guess

Answers

abcdefghijklmnopqrstuvwxyz

first see the first lettters

g then l then t then t then r

hmm, we have 2 that start with t
look at the 2nd letters
tenth and tought
e vs o
e comes first

so order is guesss, laugh, tenth, tough, rough
Final answer:

The words 'tenth rough tough laugh guess' in alphabetical order are 'guess, laugh, rough, tenth, tough'. The order is determined by the letters of the alphabet.

Explanation:

The English words from your question 'tenth rough tough laugh guess' can be rearranged in

alphabetical order

as follows: 'guess, laugh, rough, tenth, tough'. Alphabetical order is determined by the letters of words following the order of letters in the alphabet. So, first, all the words starting with 'g', then 'l', then 'r', then 't'. In this specific circumstance, since 'tenth', 'tough', and 'rough' all begin with the same letter, we must look at the following letter in each word to determine their order.

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There are 8 squares. If 25% of the squares are red and the rest of them are blue how many squares are red

Answers

8 * 0.25
2

Hope this helped!
Well the way I think of it is

50% of 8 would be 4 squares.
Half of 50 is 25
25% equals 2 squares.

Customers at an ice-cream shop took a survey. The results showed that 144 customers rates the shop as being "very satisfactory." This number represented 45% of the total number of customers who took the survey. What was the total number of customers who took the survey ? explaination plz

Answers

144 is 45% of the total customers who took the survey.

Total customers who took survey= 144 × 100/45 = 320

The total number of customers who took the survey is 320 customers

let

x = total number of customers

percentage of "very satisfactory" customers = 45%

Number of "very satisfactory" customers = 144

So,

Number of "very satisfactory" customers = percentage of "very satisfactory" customers × total number of customers

144 = 45% × x

144 = 0.45 × x

144 = 0.45x

x = 144/0.45

x = 320

Therefore, the total number of customers who took the survey is 320

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I have been stuck on this for days someone pls help!!!!

Answers

Use the Sum of Angles In a Triangle therom.

A building is 2 ft from a 12 ft fence that surrounds the property. A worker wants to wash a window in the building 17 ft from the ground. He plans to place a ladder over the fence so it rests against the building. He decides he should place the ladder 8 ft from the fence for stability. To the nearest tenth of a foot, how long of a ladder will he need?

Answers

the ladder would have to be about 19.7 feet tall

Using Pythagoras theorem,  the ladder must be 19.7ft long.

What is Pythagoras theorem?

Pythagoras theorem states that “In a right-angled triangle, the square of the hypotenuse side is equal to the sum of squares of the other two sides“.

Perpendicular = height of the window from the ground = 17ft

Base = distance of the foot of the ladder from the base of the building = 10ft

Hypotenuse = [tex]\sqrt{perpendicular^{2} +base^{2} }[/tex]

H = [tex]\sqrt{17^{2}+10^{2} }[/tex] = 19.4ft

Length of ladder  = 19.4ft

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which of the following tables matches the graph below?

Answers

The correct answer is D.

Which following best express this population

Answers

If you round the given number to the nearest thousand, you get 1,703,000. This will then convert to [tex]1.703 \times 10^6[/tex] when you convert to scientific notation. The '6' tells us to move the decimal point 6 spots to the right to get 1,703,000 back again.

So this is why the answer is choice B.
I'm pretty sure it is (B)

solve and check the linear equation 7(x+4)=4[×-(9-x)]

Answers

hello : 
 7(x+4)=4[×-(9-x)]
7x+28 = 4x - 36+4x
7x - 8x = -36 -28
- x = - 64
x = 64

divide
7,647÷34=

a.224 r31
b.227 r29
c.251 r13
d.254 r11

Answers

7,647 / 34= A. 224 r31
The answer is A, 224 R 31

the answer to this question

Answers

math. mental abuse to humans

What's the missing number in the pattern 12,24,72,288 _______

Answers

12*2=24
24*3=72
72*4=288
288*5=1440

-0.38 (repeating 8) written as a fraction is _____.

Answers

- 38.89/100 is your answer

hope this helps

when changing the decimal to fraction, move the decimal sign over twice and put it over 100

what is 320 million in scientific notation?

Answers

The scientific notation:  3.2 x10^2

The scientific notation of 320 million is 3.2 x [tex]10^8[/tex].

What is scientific notation?

It is the way of writing a large number between 1 to 10 with a power of 10.

Example:

2.9 x 10² is in scientific notation

3.4 x 10³ is in scientific notation

4.4 x 10³ is in scientific notation

We have,

320 million

This can be written as,

1 million = 1000000

So,

= 320 x [tex]10^6[/tex]

= 32 x [tex]10^7[/tex]

Multiply 10/10 to make a number between 1 and 10.

= 32/10 x 10 x [tex]10^7[/tex]

Make an exponent of base 10.

= 3.2 x [tex]10^8[/tex]

Thus,

The scientific notation of 320 million is 3.2 x [tex]10^8[/tex].

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Which values for x and y make the statement (x + 3)(y - 11) = 0 true?

First answer will be marked brainliest I need this ASAP please!

A. x = -3, y = 11

B. x = 3, y = -11

C. x = -3, y = -11

D. x = 3, y = 11

Answers

A,C,and D are all correct

Kind of a trick question because only one of the factors will have to be zero for the whole expression to be zero.

So everything with x=-3 OR y=11 in it will work.

That's A, C and D

how do you simplify i^68

Answers

how do you simplify i^68 = One

I believe the answer is 1.

How many solutions does (x+7)=0 have

Answers

We know that the amount of solutions to an equation is the degree. So, there is 1 solution.

Hope this helps!

(Picture) WILL GIVE BRAINLIEST! Please help me need in 10 minutes:)

Answers

The answer is (B) because B and D are the only ones that the GCF is 4 and 32+40 is not 76 thus making it B. Hope this Helps.

About 12500 icebergs break away from Greenland each year of these about 375 float onto the Atlantic Ocean what fraction of the icebergs float onto the Atlantic Ocean ? Write your answer for part a as a decimal? What fraction of the icebergs do not float onto Atlantic?

Answers

Since we want to know how many of 375 goes into 12500, we do 375/12500=1/4=0.25

For what doesn't, we can do 1-1/4=3/4

suppose you want to buy three loaves of bread that cost $1•50 each and a jar of peanut butter that costs $4. A jar of jelly is $2•75, but you don't need any jelly. you have $10. how much money will you have left over

Answers

$1.50*3=$4.50
$4.50+$4=$8.50
$10-$8.50=$1.50

Julius playing in a baseball tournament and scored 24 points in her first game if she averages over 20 points for both games she will receive a trophy how many points can Julie score in the second game and receive a trophy solve it as a inequality

Answers

to average 20 points in 2 games she needs a total of 20*2 = 40 points

 she scored 24 so she needs 40-24 = 16 points in her second game



 the question says she needs over 20 points so she should score at least 17 to be over


 inequality x+24>40

Is negative one half rational or irrational

Answers

A rational or "real" number can be negative and also a fraction. Irrational numbers are numbers such as pie

the temperature is -4f a high pressure front increases the temperature to 8f by how many degrees did the temperature increase

Answers

The temp. changed by 12f

Fund a product of 3/8 x 7/9

Answers

The answer is 7/24 Good Luck :)
21/72 simplified 7/24

Two more than a certain number is 15 less than the product of 7/8 and the number

Answers

Final answer:

The algebraic equation derived from the statement is solved by isolating 'x' after moving terms to either side of the equation and combining like terms. The solution to the equation is x = -136, which represents the certain number in question.

Explanation:

Solving the Algebraic Equation

The question can be translated into an algebraic equation. Let's call the certain number 'x'. According to the problem, 'two more than a certain number is 15 less than the product of 7/8 and the number'. We can write this as:

x + 2 = (7/8)x - 15

To solve for x, we can start by moving all terms involving x to one side of the equation and the constant terms to the other side, aiming to isolate x:

Subtract (7/8)x from both sides to get x - (7/8)x + 2 = -15.

Combine like terms, remembering that x is the same as (8/8)x, which results in (1/8)x + 2 = -15.

Subtract 2 from both sides to get (1/8)x = -17.

Multiply both sides by 8 to find x. Therefore, x = -136.

The certain number in the equation is -136.

Solve for the variable. Type the value of the variable in the answer. For example if x = 2, only enter 2 in the answer blank. Solve.

8
-- = 2
13

Answers

hello : 
if you have : (8/13)x=2
8x = 26
x = 26/8 = 13/4
enter 2 in the answer blank : 13/4

I need to know if I'm writing this inequality right !

Answers

Yes you are writing the inequality right!!!!
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