Q: Solve:
Solve 90449 - 45250 = 34*j + 41323 for j.

A: 114

Q: Solve:
Solve -7 = -6*k + 29 for k.

A: 6

Q: Solve:
Solve -748*x + 377*x + 882 = -420*x for x.

A:
-18