Write down the solution for this math problem: Solve 235*u + 65 = 248*u for u.
answer: 5

Write down the solution for this math problem: Solve 0 = 3045*g - 2854*g + 5730 for g.
answer: -30

Write down the solution for this math problem: Solve -70*w = 24*w - 1017*w - 15691 for w.
answer: -17

Write down the solution for this math problem: Solve -17080*b - 169 = -17093*b for b.
answer:
13