dylan bought sets of tables and chairs for his office. Each set costs $1,100. The delivery charge on dylan's order was $300. It dylan spent a total of $8,000 how many sets of tables and chairs did he purchase?

step-by-step explanation:

infinity is the answer

there is no picture in order for this question to be answered

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