Question

3x + 7 = 13 (x = -2; x = 2; x = 5)

Answer 1

Answer:

(x=2)

Step-by-step explanation:

Answer 2

Answer:

x = 2

Step-by-step explanation:

3(-2) + 7 = 1....its not this one because when we plug in -2 for x we get 1 not 13.

3(2) + 7 = 13...its this one because when we plug in 2 for x we get 13.

3(5) + 7 = 22...its not this one because when we plug in 5 for x we get 22 not 13.

hope this helps