Write down the solution for this math problem: Solve 49174 = 5138*f - 23464 + 5844 for f.
answer: 13

Write down the solution for this math problem: Solve 182*j + 4872 = 436*j - 138*j for j.
answer: 42

Write down the solution for this math problem: Solve -109 = -42*t - 151 for t.
answer: -1

Write down the solution for this math problem: Solve -4405 - 2292 = -124*s - 884 - 729 for s.
answer:
41