Q: Solve 8*j - 20 - 20 = 48 for j.

A: 11

Q: Solve 627*c + 120 = 639*c for c.

A: 10

Q: Solve -929 + 931 = -a for a.

A: -2

Q: Solve 33*y = 8*y - 100 for y.

A:
-4