Question: What is the solution?

Solve -6 - 3 = -123*j - 9 for j.

Answer: 0

Question: What is the solution?

Solve 2112 = 510*v - 778*v - 1343 + 239 for v.

Answer: -12

Question: What is the solution?

Solve -148*w - 56*w + 12698 + 12758 = 140*w for w.

Answer: 74

Question: What is the solution?

Solve 68*p = 77*p + 63 for p.

Answer:
-7