Question: What is the solution?

Solve -90*z - 972 = 9*z - 153*z for z.

Answer: 18

Question: What is the solution?

Solve -30629 = 352*x - 1061 for x.

Answer: -84

Question: What is the solution?

Solve -338*o - 31265 = 236*o + 271*o for o.

Answer: -37

Question: What is the solution?

Solve -11256 = -210*j + 679*j for j.

Answer:
-24