Question:
Solve 9*m = -6978 + 6843 for m..

Answer:
-15

Question:
Solve -6*j + 26 = 2 for j..

Answer:
4

Question:
Solve -222303 - 600363 = 10547*d for d..

Answer:
-78

Question:
Solve -42*c = -410 - 112 - 276 for c..

Answer:
19