question: Teacher asked me this: Solve 6*a = -21*a - 297 for a.
++++++++++
answer: -11

question: Teacher asked me this: Solve -24*w + 26*w = 10 for w.
++++++++++
answer: 5

question: Teacher asked me this: Solve -4840*w = 410539 - 47539 for w.
++++++++++
answer: -75

question: Teacher asked me this: Solve 13*y + 2 = -11 for y.
++++++++++
answer:
-1