Solve 78 = -3*p + 87 for p.
Solve this plz.

A: 3

Solve 68*w + 120*w + 49*w - 129*w + 3132 = 0 for w.
Solve this plz.

A: -29

Solve 8*g - 103 - 80 = 69*g for g.
Solve this plz.

A:
-3