salgadog salgadog

25-01-2019
Mathematics

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Which equation represents an inverse variation?
y= -2x
x + y = 2
y = 30/x
y = 2x - 1

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jimthompson5910 jimthompson5910

25-01-2019

Answer: Choice C) y = 30/x

Inverse variation equations are of the form y = k/x. In this case, k = 30. We can rearrange the format to get x*y = k after multiplying both sides by x. So y = 30/x can be turned into x*y = 30.

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