Q: What is the solution?
Solve -594 = -2774*r + 2840*r for r.

A: -9

Q: What is the solution?
Solve 1172*x = 44895 - 13493 + 37746 for x.

A: 59

Q: What is the solution?
Solve -527*u + 166*u + 1087 + 2491 + 32 = 0 for u.

A:
10