Q: Solve 63*r = -27 + 630 - 99 for r.

A: 8
Q: Solve:
Solve 75*q - 5 = 76*q for q.

A: -5
Question: What is the solution?

Solve 105*u = 33*u - 648 for u.

Answer: -9
Problem: Math Problem
Solve -316317*z = -317221*z - 76840 for z.

A: -85
Question:
Solve 0 = -25*u + 598 - 648 for u..

Answer:
-2
Question: What is the solution?

Solve 0 = 98*u + 40*u - 486446 + 481202 for u.

Answer:
38