Question

Given: X = r + 2, Y = 2r - 9, and Z = r^2 + 17r + 30.

Simplify [X · Y - Z] ÷ X.

-r - 24
r - 24
2r^2 - 6r - 33
2r^2 + 6r + 33

Answer 1

@perl

Answer 2

@Godlovesme

Answer 3

@butterflydreamer
@amorfide

Answer 4

@Miracrown

Answer 5

Since you are given the expression for the X, Y and Z you have to plug those into the given expression. And start doing the calculations, one at a time

Answer 6

The first operation we will need is the X * Y the multiplication inside the bracket
can you try and see what we get for that?