question: Teacher asked me this: Solve -950 = 190*k - 150*k + 210 for k.
++++++++++
answer: -29
Solve -21*r + 507 = -68*r + 37 for r.
Solve this plz.

A: -10
QUESTION: Math problem: Solve 267*a - 382*a - 632 + 2012 = 0 for a.
ANS: 12
Q: What is the solution?
Solve 799*r - 19644 + 46540 = 132*r - 23129 for r.

A: -75
Write down the solution for this math problem: Solve 62*f = -794*f - 682*f + 172256 for f.
answer: 112
Write down the solution for this math problem: Solve 0 = 27*m + 173*m + 5200 for m.
answer:
-26