Which of these equations is true only when x = −1?

A) 4 + 4x = 5(x + 1) − x
B)
1
3
(6 − 9x) = 6x + 11
C) −
1
2
(2 + 6x) = 3(3 − x) − 10
D) 3(2x + 2) − 10 = 4(3 − 2x) − 2x