What is the constant of proportionality in the equations x/y=2/9 a)2/9 b)2 c)9/2 d)9

The constant of proportionality of the equation is: C)

Given:

Recall:

Constant of proportionality which is denoted by is usually expressed as:

To find the constant of proportionality of the equation, rewrite the equation such that

Cross multiply:

Therefore, the constant of proportionality is: C)

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x/y=2/9

y = 9/2 x

The constant of proportionality in the equation is 9/2

C)9/2

that is the sum

step-by-step explanation:

there are no other answers without knowing the variables values