Q: Solve:
Solve -126351 = -1968*j + 23217 for j.

A: 76

Q: Solve:
Solve -187*z + 38456 + 36037 = 650*z for z.

A: 89

Q: Solve:
Solve -238 + 3219 - 467 = -419*r for r.

A:
-6