Graph the solution of the system of linear inequalities. Find the vertex of the solution. PLEASE HELP!!

answer: x=60

maya’s expression will generate the wrong sum because she violated the commutative property.

step-by-step explanation:

150

step-by-step explanation:

(sorry i'm not typing it again just read the other two explanation sections i just typed it'll be the same.)

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