Write down the solution for this math problem: Solve 16*w = -242 + 370 for w.
answer: 8

Write down the solution for this math problem: Solve -130*l - 177 = 103*l + 56 for l.
answer: -1

Write down the solution for this math problem: Solve -14 = 20*a - 14 for a.
answer: 0

Write down the solution for this math problem: Solve -542*q + 585*q - 172 = 0 for q.
answer:
4