question: Teacher asked me this: Solve -192*r + 87984 = -2585*r - 51*r for r.
++++++++++
answer: -36
Solve 0 = -105*x + 139*x + 2974 - 255 - 271 for x.
Solve this plz.

A: -72
QUESTION: Math problem: Solve 9*u + 2*u - u = -110 for u.
ANS: -11
Q: What is the solution?
Solve -4*c - 27 + 11 = 0 for c.

A: -4
Write down the solution for this math problem: Solve 19 + 44 = 9*s - 36 for s.
answer: 11
QUESTION: Math problem: Solve -1025*a = -569*a + 2973 - 7989 for a.
ANS:
11