Question: What is the solution?

Solve 0 = 19*x - 35*x - 48 for x.

Answer: -3

Question: What is the solution?

Solve -253*c + 7452 = 71*c for c.

Answer: 23

Question: What is the solution?

Solve 18*l = 57*l - 117 for l.

Answer: 3

Question: What is the solution?

Solve 1017*b - 2086*b = -1011*b - 66 - 50 for b.

Answer:
2