Write down the solution for this math problem: Solve -12 = -665*s + 659*s for s.
answer: 2

Write down the solution for this math problem: Solve -2108 = 23*x - 1832 for x.
answer: -12

Write down the solution for this math problem: Solve 0 = -3615*t + 3650*t + 420 for t.
answer: -12

Write down the solution for this math problem: Solve 9 = -9*t - 54 for t.
answer:
-7