Which equation has no solution ?
A. 24x + 32 - 2.1x = 20.9x + 30 + x + 2
B. 24x + 32 - 2.1x = 20.9x + 30 + x - 2
C. 24x + 32 - 2x = 20.9x + 30 + x - 2
D. 24x + 32 = 20.9 + 30
