question: Teacher asked me this: Solve 3150 = 13*c + 8*c + 11*c + 31*c for c.
++++++++++
answer: 50
Solve r - 7 + 2 = 0 for r.
Solve this plz.

A: 5
QUESTION: Math problem: Solve -399*a - 3949 - 6650 = 2967 for a.
ANS: -34
Q: What is the solution?
Solve 7*d + 127 - 162 = 0 for d.

A: 5
Write down the solution for this math problem: Solve 163*n + 18260 = -214*n - 253*n + 215*n for n.
answer: -44
Q: Solve:
Solve -4*h - 29 = -9 for h.

A:
-5