question: Teacher asked me this: Solve -9*r = -5*r + r for r.
++++++++++
answer: 0
Solve 144*l - 139*l + 15 = 0 for l.
Solve this plz.

A: -3
QUESTION: Math problem: Solve 25 = 8*u + 57 for u.
ANS: -4
Q: What is the solution?
Solve -41 = 30*o + 222 + 547 for o.

A: -27
Write down the solution for this math problem: Solve -185 - 144 = 40*m - 129 for m.
answer: -5
question: Teacher asked me this: Solve 2*b + 76 = 68 for b.
++++++++++
answer:
-4