Question: What is the solution?

Solve 0 = -71*u + 3*u - 1081 + 61 for u.

Answer: -15

Question: What is the solution?

Solve 0 = -4*l + 12 + 4 for l.

Answer: 4

Question: What is the solution?

Solve 285*p = -95*p + 8360 for p.

Answer: 22

Question: What is the solution?

Solve 0 = 28*p + 69 + 183 for p.

Answer:
-9