Q: What is the solution?
Solve -1252*l - 21152 = 70*l for l.

A: -16

Q: What is the solution?
Solve -95*m + 1602 = 83*m for m.

A: 9

Q: What is the solution?
Solve -144112*r + 144346*r = 19890 for r.

A:
85