Q: What is the solution?
Solve 1309*f - 152994 = 1327*f + 3885*f + 30447 for f.

A: -47

Q: What is the solution?
Solve -4400*b - 147537 = 63663 for b.

A: -48

Q: What is the solution?
Solve -75*k + 297 = -32*k - 32*k for k.

A:
27