### Home > CCA > Chapter 10 > Lesson 10.2.5 > Problem 10-81

10-81.

Use square roots to find both solutions to each equation.

Add

to both sides. Square root both sides.

This equation has

, so you should be looking for two possible solutions.

Use the same method as part (a). Is

a perfect square?

Use the same method as parts (a) and (b).

One method would be to start by dividing the equation by

.