Question

For which equation is x=2 not a solution?

A. 3x + 1 = 7
B. 2x + 1 = 7
C. 4x +2 = 10
D. 2x - 3 = 1

Answer 1

x = 2

is not a solution for (B)

as 2(2) = 4

4 + 1 = 5

Answer 2

the correct answer is B 2x + 1 = 7