Question: What is the solution?

Solve 25*l - 283 = -333 - 450 for l.

Answer: -20

Question: What is the solution?

Solve -6*k + 24 = -12*k for k.

Answer: -4

Question: What is the solution?

Solve 698*o + 6355 + 12491 = 0 for o.

Answer: -27

Question: What is the solution?

Solve 0 = 398*h - 367*h + 248 for h.

Answer:
-8