Which equation represents an inverse variation?

y = - 2x

x + y = 2

y = 30/x

y = 2x - 1

Question

Gia Robbins

Mathematics

26 June, 04:15

Which equation represents an inverse variation?

y = - 2x

x + y = 2

y = 30/x

y = 2x - 1

+1

Answers (1)

Know the Answer?

Jonathan Houston · Answer 1

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.

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

Which equation represents an inverse variation?

y = - 2x

x + y = 2

y = 30/x

y = 2x - 1