### Home > INT2 > Chapter 7 > Lesson 7.1.1 > Problem7-18

7-18.

Factor the following expressions completely. Hint: Always look for common factors first.

1. $15x^2+39x-18$

Start by factoring out a $3$.
1. $6t^2-26t+8$
1. $6x^2-24$
Factor out a $6$. You will be left with a difference of squares.