Question: What is the solution?

Solve 13 = 5*s + 23 for s.

Answer: -2

Question: What is the solution?

Solve 27*l - 12 - 231 = 0 for l.

Answer: 9

Question: What is the solution?

Solve -353 = -12*c - 341 for c.

Answer: 1

Question: What is the solution?

Solve -11585*b = -11618*b + 264 for b.

Answer:
8