question: Teacher asked me this: Solve 100252 + 32639 = 2887*n - 8678 - 54747 for n.
++++++++++
answer: 68
Solve -15 = -3*b - 39 for b.
Solve this plz.

A: -8
QUESTION: Math problem: Solve 20*r = 37*r for r.
ANS: 0
Q: What is the solution?
Solve -33 + 21 = -6*t for t.

A: 2
Write down the solution for this math problem: Solve -414*q + 765*q = -629*q + 9800 for q.
answer: 10
Problem: Math Problem
Solve 0 = 31*u + 12*u + 129 for u.

A:
-3