question: Teacher asked me this: Solve 0*c + 21*c - 21 = 0 for c.
++++++++++
answer: 1
Solve -3187*a = -1057*a - 59640 for a.
Solve this plz.

A: 28
QUESTION: Math problem: Solve -689*o + 9129 + 140625 = -5961*o + 33770 for o.
ANS: -22
Q: What is the solution?
Solve 32 = -19*v + 11*v for v.

A: -4
Write down the solution for this math problem: Solve 28*t + 8 = 32*t for t.
answer: 2
Write down the solution for this math problem: Solve 428*z = -1276*z - 78384 for z.
answer:
-46