Q: Solve 107*w - 147 = 86*w for w.

A: 7

Q: Solve 21247*o - 21535*o = 8928 for o.

A: -31

Q: Solve 41 + 149 + 73 + 63 = -163*z for z.

A: -2

Q: Solve -33*d - 127 = -457 for d.

A:
10