### Home > PC3 > Chapter 10 > Lesson 10.1.5 > Problem 10-99

10-99.

Kiara is trying to solve .

What new equation does she get?

She decides that she needs to make another substitution using the variable

*v*. What will be a good substitution to make?Let

.What is Kiara’s equation now?

Solve for

.The equation can be factored. What two numbers have a product of

and a sum of ? Solve for

.Solve for

.