question: Teacher asked me this: Solve 0 = 77*d - 71*d - 30 for d.
++++++++++
answer: 5

question: Teacher asked me this: Solve 1762 = -45*d - 57*d + 1456 for d.
++++++++++
answer: -3

question: Teacher asked me this: Solve 0 = -y + 38*y + 296 for y.
++++++++++
answer: -8

question: Teacher asked me this: Solve -10*w + 27*w = -124*w - 55*w + 588 for w.
++++++++++
answer:
3