Q: Solve 0 = 54*r + 296*r - 85*r + 7420 for r.

A: -28

Q: Solve -6*a - 2 = -14 for a.

A: 2

Q: Solve 5349*v + 25297 + 1358426 = 22432*v for v.

A: 81

Q: Solve 1094*t + 2494 = -1400*t for t.

A:
-1