question: Teacher asked me this: Solve 16 = -40*i + 32*i for i.
++++++++++
answer: -2
Solve 497*r + 266 = 459*r for r.
Solve this plz.

A: -7
QUESTION: Math problem: Solve -131 - 61 = -49*p + p for p.
ANS: 4
Q: What is the solution?
Solve 0 = 9*y - 20 + 56 for y.

A: -4
Write down the solution for this math problem: Solve 0 = 423*b - 4392 + 21510 - 1127 + 19964 for b.
answer: -85
QUESTION: Math problem: Solve 6609 + 321 = -330*o for o.
ANS:
-21