Q: Solve:
Solve 0 = -279*t - 28 - 17 + 324 for t.

A: 1

Q: Solve:
Solve 154 = 33*s + 253 for s.

A: -3

Q: Solve:
Solve 0 = -2*t - 17 + 15 for t.

A:
-1