The amount of paint y needed to paint a certain amount of chairs x is shown in the table. is the relationship between the two quantities linear? if so, find the constant rate of change. if not explain your reasoning

the answer is 24

step-by-step explanation:

step-by-step explanation:

mrbilldoesmath!

answer: a parabola

steps:

(x-1)(x+4)   = x(x+4) - 1(x+4) = (x^2 + 4x) - (x+4)

                = x^2 +4x -x -4   = x^2 +3x -4

which is a parabola

mrb