Write down the solution for this math problem: Solve -407*a + 215*a + 198 = -210*a for a.
answer: -11

Write down the solution for this math problem: Solve -1501*t + 728*t + 800 = -725*t - 1024 for t.
answer: 38

Write down the solution for this math problem: Solve 18*d - 23*d = -10 for d.
answer: 2

Write down the solution for this math problem: Solve -2250*w - 23859 - 910 = 29231 for w.
answer:
-24