Question

Does the equation y = 4.2x represent a proportional relationship? Choose the correct response.

A. Yes. The constant of proportionality is 4.2.
B. Yes. The equation is linear.
C. No. The equation is linear.
D. No. There is a rate of change of 4.2.

Answer 1

i agree with the answer the guy saif

Answer 2

A .The constant of proportionality is 4.2

Explanation:

The reason its a is because the rate of increase is always going to be be multiplied by 4.2 to stay increasing on a graph. So the constant change is always going to have to do something with 4.2