Question: What is the solution?

Solve 77*l - 16 = 496 + 951 for l.

Answer: 19

Question: What is the solution?

Solve 28*z + 28 = 21*z for z.

Answer: -4

Question: What is the solution?

Solve 75*y + 29*y - 188 = 10*y for y.

Answer: 2

Question: What is the solution?

Solve 0 = -1298*c - 87298 + 31484 for c.

Answer:
-43