Name:
Date:
Period:
Error Analysis
Unit 5 Systems of Linear Equations
Mary’s solution to the system:
y =3x + 2
y = -x - 2
Explain and correct the error that
Mary made.
Mike’s solution to the system:
y = -x +4
y = -2x + 1
Explain and correct the error that
Mike made.
Mark thinks the solution to the system of
equations below is (1, 2).
Explain the error that Mark made.
What is the correct solution?
Matt’s equations:
y=x-4
y=2-x
Is (-1, 3) a solution? Justify your
reasoning.