Answer:
1) perimeter = sum of all the sides = 3y+9+2y+4+y+3+2y+4 = 8y+20
2) P = 4(5x-2) = 20x-8
I think you are missing some vital information.
Answer:
3.15/4.5 = .70 per pound of peanuts he paid for
54 because it is an equilateral triangle
X =7 is a solution for both functions so ..
<span>Both m(x) and p(x) have the same output value at x = 7</span>