Write down the solution for this math problem: Solve 4287*n = -832*n + 993*n + 255812 for n.
answer: 62

Write down the solution for this math problem: Solve 11 = 7*r - 3 for r.
answer: 2

Write down the solution for this math problem: Solve 1038*s + 2877 = 1449*s for s.
answer: 7

Write down the solution for this math problem: Solve 0 = 3*x - 1409 + 1427 for x.
answer:
-6