### Home > CCA > Chapter 8 > Lesson 8.2.2 > Problem 8-70

8-70.

Compare the two equations below. Homework Help ✎

(

*x*+ 2)(*x*− 1) = 0 and (*x*+ 2) + (*x*− 1) = 0How are the equations different?

Solve both equations.

In the first equation, the polynomials are multiplied. In the second equation, they are added.

Set each factor equal to zero and solve.

For the second equation, combine like terms.