### Home > PC3 > Chapter 2 > Lesson 2.1.1 > Problem 2-11

2-11.

Write an equation for if

Change to

*.*

Switch all of the 's to

*'s and all of the*

*'s to*

*'s.*

Solve for .

2-11.

Write an equation for if

Change to

Switch all of the 's to

Solve for .