Which is a Proportional Relationship? A. x + y=3 B. y= 3x^2 C. y= 4x - 1 D. y= 12.5x

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asked Sep 15, 2019 167k views

1 Answer

Ki · Answer 1 · 2019-09-20T11:27:09+0000

If x and y are proportional, then the quotient y and x is constant.

(y)/(x)=a-constant

The equation of a Proportional Relationship:

$(y)/(x)=a\qquad\text{multiply both sides by }\ x\\eq0\\\\y=ax$

Therefore your answer is