### Home > CCA2 > Chapter 5 > Lesson 5.2.3 > Problem 5-90

5-90.

Solve each equation or inequality. Homework Help ✎

Rewrite the equation as: *x* − 1 = 9 or *x* − 1 = −9

Solve and check both equations.

Refer to problem 4-24 part (b).

See the Math Notes box in Lesson 4.2.2.

−2 < *x* < 4

See part (c).