Q: Solve 4*y - 5 + 1 = 0 for y.

A: 1

Q: Solve 0 = 78*f - 83*f + 10 for f.

A: 2

Q: Solve 8724 = 325*g + 9129 + 9020 for g.

A: -29

Q: Solve 400*z - 809*z + 394*z + 180 = 0 for z.

A:
12