Write down the solution for this math problem: Solve 439*s = 272 + 167 for s.
answer: 1

Write down the solution for this math problem: Solve -15*h = -16*h + 5 for h.
answer: 5

Write down the solution for this math problem: Solve 9074*f + 19156 = 8240*f - 38390 for f.
answer: -69

Write down the solution for this math problem: Solve -2213 - 3107 = 301*u + 1302 for u.
answer:
-22