question: Teacher asked me this: Solve 236*r = 243*r + 28 for r.
++++++++++
answer: -4
Solve -9*a = 11 + 25 for a.
Solve this plz.

A: -4
QUESTION: Math problem: Solve -1904 = -210*u - 4154 - 4050 for u.
ANS: -30
Q: What is the solution?
Solve 26499 - 30195 = 48*s for s.

A: -77
Write down the solution for this math problem: Solve 24 + 16 = -20*p for p.
answer: -2
Write down the solution for this math problem: Solve -1 + 3 = 2*m for m.
answer:
1