Solve p - 7*p + 30 = 0 for p.
Solve this plz.

A: 5

Solve -3035 = 141*d - 1327 + 1112 for d.
Solve this plz.

A: -20

Solve 14*p = -72*p - 31*p + 468 for p.
Solve this plz.

A:
4