Q: Solve 0 = 101*m - 38*m - 315 for m.

A: 5

Q: Solve 139*m - 171*m = 384 for m.

A: -12

Q: Solve 0 = -116*p + 515 - 51 for p.

A: 4

Q: Solve -39*y + 71 = 71 for y.

A:
0