Question

Which of the following is not a solution of the equation y=3x-4?

A. 2,2
B. 0,-4
C. 4,8
D. -1,-1

Answer 1

Plug in the numbers
2 = 3(2) - 4, true
-4 = 3(0) - 4, true
8 = 3(4) - 4, true
-1 = 3(-1) - 4, false

Solution: D