Write down the solution for this math problem: Solve 0 = -9338*s + 264*s + 1420*s - 298506 for s.
answer: -39

Write down the solution for this math problem: Solve 20603 = -323*o + 760*o + 3560 for o.
answer: 39

Write down the solution for this math problem: Solve 219*v - 2958 + 9747 = 0 for v.
answer: -31

Write down the solution for this math problem: Solve -77*t + 1316 = 168 - 238 for t.
answer:
18