Question: What is the solution?

Solve -4380*y - 15554*y = -179707 + 3189741 for y.

Answer: -151

Question: What is the solution?

Solve -247*b - 90*b = 89*b - 22578 for b.

Answer: 53

Question: What is the solution?

Solve -31401 = 1011*z + 59589 for z.

Answer: -90

Question: What is the solution?

Solve 50379 = 6452*c + 2318*c + 7928 - 18939 for c.

Answer:
7