Mentor Teaching · Independent response

Solve a Linear System and Check Both Equations

Independent response 1

Solve y = 3x - 2 and 2x + y = 18. Show the substitution, give the ordered pair and check both original equations.

Show or explain your reasoning. Use the space below or continue on separate paper.

Mentor Teaching · Independent response

Solve a Linear System and Check Both Equations

Independent response 2

A learner says (5, 2) solves x - y = 3 and x + 2y = 12 because the first equation works. Check the claim and explain what counts as a solution to a system.

Show or explain your reasoning. Use the space below or continue on separate paper.