Question: What is the solution?

Solve 1722 - 258 = -183*j for j.

Answer: -8

Question: What is the solution?

Solve 250 = -142*l - 176 for l.

Answer: -3

Question: What is the solution?

Solve 2341*f - 49450 = 363*f for f.

Answer: 25

Question: What is the solution?

Solve -51*u + 69 = 41*u - 23*u for u.

Answer:
1