Write down the solution for this math problem: Solve 205280*q - 205333*q = 1643 for q.
answer: -31

Write down the solution for this math problem: Solve -1122*s + 1141*s = 342 for s.
answer: 18

Write down the solution for this math problem: Solve -756*d - 315 = -777*d for d.
answer: 15

Write down the solution for this math problem: Solve 2589*v - 963*v - 5898 + 4170 = 25914 for v.
answer:
17