Q: Solve -1386*p = -1415*p + 116 for p.

A: 4

Q: Solve 15*v - 50*v = 22*v - 513 for v.

A: 9

Q: Solve -31 = -4*k - 23 for k.

A: 2

Q: Solve 0 = -745*p + 969*p + 3360 for p.

A:
-15