Paul wants to center a 20-inch wide picture above the mantle on his fireplace which is 6 feet, 7 inches wide. How far in feet and inches should the edge of the
picture be from the side of the fireplace?

hello from mrbilldoesmath!

answer:   x (x+6)^2, choice b

discussion:

factor x out of the equation:

x^3 + 12x^2 + 36x = x (x^2 + 12x + 36).

note that 6+6 = 12 and 6*6 = 36 so the above factors into:

x (x+6)^2

which is choice b

you,

mrb

answer: $13,622.84

step-by-step explanation: check the picture for info and stats : )