3 years ago

The variables x and y are related proportionally. When x = 8, y = 20. Find y when x = 80.

Mathematics

1 answer:

lutik1710 [3]3 years ago

7 0

Answer:

y = 200

Step-by-step explanation:

Use the equation y = kx, where k is a constant.

Plug in the given x and y values, then solve for k:

y = kx

20 = k(8)

2.5 = k

Then, plug in k and the given x value, and find y:

y = 2.5x

y = 2.5(80)

y = 200

So, y = 200 when x = 80

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