question: Teacher asked me this: Solve -5*s = -15*s for s.
++++++++++
answer: 0
Solve -175*k + 2763*k - 270439 = -157580 + 189937 for k.
Solve this plz.

A: 117
QUESTION: Math problem: Solve 5*r + r = -0*r for r.
ANS: 0
Q: What is the solution?
Solve 2556 = 125*u + 5056 for u.

A: -20
Write down the solution for this math problem: Solve -766*j + 95*j - 36520 - 1056 = 0 for j.
answer: -56
question: Teacher asked me this: Solve -2*x - 31 = -39 for x.
++++++++++
answer:
4