Q: What is the solution?
Solve -202*f + 432 + 2853 = -553 for f.

A: 19

Q: What is the solution?
Solve 154*z - 158*z = 40 for z.

A: -10

Q: What is the solution?
Solve -477*y = -448*y + 87 for y.

A:
-3