Write down the solution for this math problem: Solve 0 = -26*x - 255*x + 3860 + 4289 for x.
answer: 29

Write down the solution for this math problem: Solve 3*m = 7 - 13 for m.
answer: -2

Write down the solution for this math problem: Solve 0 = 42*a - 39*a + 3 for a.
answer: -1

Write down the solution for this math problem: Solve 634 = 47*w + 117 for w.
answer:
11