Which equation has no solution?
A7v + 2 = 8v - 3
B3x - 5 = 4y - 6
C4y + 5 = 4y - 6
D7z + 6 = -7z - 5
A7v + 2 = 8v - 3
B3x - 5 = 4y - 6
C4y + 5 = 4y - 6
D7z + 6 = -7z - 5