5   Find the graph that best matches the given linear equation:          y = 2x + 2

A          B

C          D

6   Find the graph that best matches the given linear equation:         3x + 2y = 8

A          B

C          D

7   Find the graph that best matches the given linear equation:           -4x - 3y = 12

A          B

C          D

Answers:   1B   2A   3C   4D   5B   6C   7A