The quantities X and y are proportional. 12 36
18 54
25 75
Find the constant of proportionality (r) in the equation y = re.

ian gonna lie that is way to much

i dont know

step-by-step explanation:

answer: do we write it

step-by-step explanation:

c.

step-by-step explanation:

substitution for (0,1)

y=x^2+4x+1

1=0^2+4(x)0+1

1=0+4(x)0+1

1=4(x)0+1

1=0+1

1=1

substitution for (-3,-2)

y=x+1

-2=-3+1

-2=-2