Grade 8 · Expressions and Equations

CCSS.MATH.CONTENT.8.EE.C.8a

Understand that solutions to a system of two linear equations in two variables correspond to points of intersection of their graphs, because points of intersection satisfy both equations simultaneously.

Read this standard on the official Common Core site

Lessons that teach this standard

• Solving Systems of Linear Equations

  Solve a system by graphing, substitution or elimination, why the solution is the intersection point, and how to spot systems with none or infinitely many.