Solve 0 = 15*b - 170 - 127 + 87 for b.
Solve this plz.

A: 14

Solve 43*v - 100*v - 108 = -39*v for v.
Solve this plz.

A: -6

Solve 6763 = 318*d - 1169 - 2880 for d.
Solve this plz.

A:
34