question: Teacher asked me this: Solve -31*k + 15 = -34*k for k.
++++++++++
answer: -5
Solve -1544*f - 789*f + 25810 = -74*f - 17111 for f.
Solve this plz.

A: 19
QUESTION: Math problem: Solve -21*p - 61 - 65 = 0 for p.
ANS: -6
Q: What is the solution?
Solve -15*r - 7*r - 7*r - 12*r = -820 for r.

A: 20
Write down the solution for this math problem: Solve -3496*x - 257 - 348 = -3441*x for x.
answer: -11
Problem: Math Problem
Solve -133*s = 182*s + 1253 + 637 for s.

A:
-6