Solve 2775*u - 520 + 7222 = -1852 - 2546 for u.
Solve this plz.

A: -4

Solve 8*p + 38 = 6 for p.
Solve this plz.

A: -4

Solve 7 = 6*z - 5 for z.
Solve this plz.

A:
2