Question

Step by step on how to solve this problem

Answer 1

The correct answer is (x+2)(x-9) here are the steps :)
The middle number is -7 and the last number is -18z
Factoring means we want something like

(X+_) (X+_)
Which number go in the blanks?

We need two number that
•Add together to get -7
•Multiply to get -18

Can you think of the two numbers?

Try 2 and -9:
•2+-9=-7
•2*-9=-18


Fill the blanks in
And you get
(X+2)(x-9)
Hope this helps :)