The variable z is directly proportional to x. when x is 8, z has the value 152. what is the value of z when x = 12?

The problem belongs to direct variation.

Z is directly propotional to x.

if we remove propotionality symbol will get a constant.

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we know that .

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when .

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ok

step-by-step explanation:

a

step-by-step explanation:

the answer is a