### Home > CCG > Chapter 2 > Lesson 2.1.5 > Problem 2-57

2-57.

Solve each system of equations below. Then verify that your solution makes each equation true. You may want to refer to the Math Notes box in Lesson 2.1.3. Homework Help ✎

Use the Equal Values or Substitution Method.

Solve for

. If you need help doing so, refer to the Math Notes box referenced in the problem.Substitute

for and solve for.

Repeat the same steps for part (b).