Write down the solution for this math problem: Solve 0 = 9*m - 33*m - 72 for m.
answer: -3

Write down the solution for this math problem: Solve 191 = -37*n + 635 for n.
answer: 12

Write down the solution for this math problem: Solve 5*b = 21 - 16 for b.
answer: 1

Write down the solution for this math problem: Solve -1972*l + 1065 + 2631 = -2203*l for l.
answer:
-16