Question:
Solve -106*z = -113*z - 28 for z..

Answer:
-4

Question:
Solve 883*n + 13860 = -1012*n + 635*n for n..

Answer:
-11

Question:
Solve -192*l = 786 + 1902 for l..

Answer:
-14

Question:
Solve -9*m + 1322 = 4*m + 1166 for m..

Answer:
12