Question: What is the solution?

Solve -7986*u + 1738247 = 4754*u + 387807 for u.

Answer: 106

Question: What is the solution?

Solve 3*l + 16 = -5*l for l.

Answer: -2

Question: What is the solution?

Solve -118739 + 118793 = 3*r for r.

Answer: 18

Question: What is the solution?

Solve 126*m - 118*m + 16 = 0 for m.

Answer:
-2