question: Teacher asked me this: Solve -19 + 217 = 22*o for o.
++++++++++
answer: 9
Solve 32 = -9*y - 4 for y.
Solve this plz.

A: -4
QUESTION: Math problem: Solve 20*r + 21 + 22 = -77 for r.
ANS: -6
Q: What is the solution?
Solve 1757 = 129*u + 6125 + 4662 for u.

A: -70
Write down the solution for this math problem: Solve -1394 = 19*c + 5*c + 10*c for c.
answer: -41
question: Teacher asked me this: Solve 784 = -32*u + 1264 for u.
++++++++++
answer:
15