Write down the solution for this math problem: Solve -d + 29 - 78 = -40 for d.
answer: -9

Write down the solution for this math problem: Solve 0*q = -2*q + 10 for q.
answer: 5

Write down the solution for this math problem: Solve 305*a = -46391 + 37546 for a.
answer: -29

Write down the solution for this math problem: Solve 0 = -s - 24 + 22 for s.
answer:
-2