Problem: Math Problem
Solve 543*m + 332*m = 273*m - 8956 - 11512 for m.

A: -34

Problem: Math Problem
Solve -13*k + 34*k - 147 = 0 for k.

A: 7

Problem: Math Problem
Solve 21*s = -69*s - 6*s + 864 for s.

A:
9