Q: What is the solution?
Solve -10 = 9*b + b for b.

A: -1

Q: What is the solution?
Solve 957 = -145*x + 211*x - 165 for x.

A: 17

Q: What is the solution?
Solve 0 = -179*a + 21061 - 25536 for a.

A:
-25