Write down the solution for this math problem: Solve -59*q + 19 = -78*q for q.
answer: -1

Write down the solution for this math problem: Solve 38*h + 172725 = 172155 for h.
answer: -15

Write down the solution for this math problem: Solve 158 = -5*u + 143 for u.
answer: -3

Write down the solution for this math problem: Solve 49*z - 25*z = 19*z for z.
answer:
0