Write down the solution for this math problem: Solve 640*l + 91*l - 1771812 = -1686285 for l.
answer: 117

Write down the solution for this math problem: Solve 29*d = -1241 + 139 for d.
answer: -38

Write down the solution for this math problem: Solve 32*j = -108*j + 61*j + 79 for j.
answer: 1

Write down the solution for this math problem: Solve -65 + 39 = -8*w - 34 for w.
answer:
-1