Write down the solution for this math problem: Solve 91*n - 221*n - 390 = 0 for n.
answer: -3

Write down the solution for this math problem: Solve 32 = 181*h - 189*h for h.
answer: -4

Write down the solution for this math problem: Solve 9*u - 29 = 61 for u.
answer: 10

Write down the solution for this math problem: Solve 332*p - 12 = 3308 for p.
answer:
10