Q: Solve 1483 - 203 = 80*v for v.

A: 16

Q: Solve -10*p = -176 + 196 for p.

A: -2

Q: Solve -50*c = -49*c - 2 for c.

A: 2

Q: Solve 0 = 30*u + 3921 - 3231 for u.

A:
-23