Write down the solution for this math problem: Solve 193 = -19*a + 67 - 64 for a.
answer: -10

Write down the solution for this math problem: Solve 15369 = -789183*a + 788856*a for a.
answer: -47

Write down the solution for this math problem: Solve -2*w = -103*w - 1193 - 2338 + 1107 for w.
answer: -24

Write down the solution for this math problem: Solve -17*m + 477 = 36*m for m.
answer:
9