### Home > CCA > Chapter 5 > Lesson 5.1.2 > Problem 5-22

5-22.

Solve each system of equations below.

Substitute

for in the second equation.

Multiply the entire second equation by

Add the equations together.

Solve for

.

5-22.

Solve each system of equations below.

Substitute

for in the second equation.

Multiply the entire second equation by

Add the equations together.

Solve for

.