### Home > GB8I > Chapter 7 Unit 8 > Lesson INT1: 7.1.2 > Problem7-21

7-21.

Solve the system of equations below using the method of your choice. If there is not a solution, explain why. Homework Help ✎
$y=-\frac { 2 } { 5 }x + 1$
$y=-\frac { 2 } { 5 }x – 2$

Which method of solving a system should be used here, Equal Values Method, Substitution, or Elimination?

This is a no solution. Why is there no solution? How can you tell by looking at the equations?