Write down the solution for this math problem: Solve 2887*u + 233 + 266 = 2947*u - 161 for u.
answer: 11

Write down the solution for this math problem: Solve -96*g - 84 + 756 = 0 for g.
answer: 7

Write down the solution for this math problem: Solve 0 = 7*v + 14*v + 147 for v.
answer: -7

Write down the solution for this math problem: Solve 81*c - 870 = -39*c + 90*c - 28*c for c.
answer:
15