Write down the solution for this math problem: Solve 78 = -118*p + 40*p for p.
answer: -1

Write down the solution for this math problem: Solve -91*u + 12417 = 13145 for u.
answer: -8

Write down the solution for this math problem: Solve 801*x - 807*x + 78 = 0 for x.
answer: 13

Write down the solution for this math problem: Solve -2*o = 2*o + 4 for o.
answer:
-1