Write down the solution for this math problem: Solve 207476*u - 2156 = 207432*u for u.
answer: 49

Write down the solution for this math problem: Solve -6 = 170*q - 169*q for q.
answer: -6

Write down the solution for this math problem: Solve -48*r = 40*r - 352 for r.
answer: 4

Write down the solution for this math problem: Solve -146301 + 178001 = -317*s for s.
answer:
-100