question: Teacher asked me this: Solve -19*w + 18 = -13*w for w.
++++++++++
answer: 3

question: Teacher asked me this: Solve -273*a = -7791 + 4492 - 11443 for a.
++++++++++
answer: 54

question: Teacher asked me this: Solve -305 - 15 - 155 = -74*m - 31 for m.
++++++++++
answer: 6

question: Teacher asked me this: Solve 139*j + 152 = 131*j for j.
++++++++++
answer:
-19