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lina2011 [118]
2 years ago
6

What is the answer to this 2^2x =1/32

Mathematics
2 answers:
Alex73 [517]2 years ago
8 0

Answer:

x=-\frac{5}{2}

Step-by-step explanation:

2^{2x}=\frac{1}{32}

2^{2x}=\frac{1}{2^5}

2^{2x}=2^{-5}

2x=-5

x=-\frac{5}{2}

ryzh [129]2 years ago
3 0

Answer:

x= 1/128

Step-by-step explanation:

Evaluate 2^2x= 1/32

4x=1/32

divide

4x=1/32

4x/4= 1/32/4

simplify

x=1/128

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nika2105 [10]

Answer:

7 gallons were used for city driving.

Step-by-step explanation:

I am going to solve this question by a system of equations.

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y is the number of gallons driven in the highway.

19 gal of gas

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This is x

From the first equation, i will have

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13.2x + 25.3(19 - x) = 396

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2 years ago
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Answer:

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