Solve -25*x + 91*x - 7*x - 944 = 0 for x.
Solve this plz.

A: 16

Solve -6323*p + 4997*p + 51714 = 0 for p.
Solve this plz.

A: 39

Solve 68*i - 263 = 281 for i.
Solve this plz.

A:
8