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3 years ago

12

The variable z is directly proportional to x , and inversely proportional to y . When x is 5 and y is 16, z has the value 2.1875

. What is the value of z when x= 8, and y= 25

1 answer:

aksik [14]3 years ago

3 0

Z=24/25
You have to look for the coefficient so you have to work backwards to find it. Then you plug in the numbers to solve for it.

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