Q: What is the solution?
Solve 0 = 8*a + 4 - 36 for a.

A: 4

Q: What is the solution?
Solve -10334*a - 887985 = -71*a + 24194 + 21754 for a.

A: -91

Q: What is the solution?
Solve 116*r + 17 = 481 for r.

A:
4