question: Teacher asked me this: Solve 0 = 13*b + 20 + 45 for b.
++++++++++
answer: -5

question: Teacher asked me this: Solve -1594*l = -1714*l + 1680 for l.
++++++++++
answer: 14

question: Teacher asked me this: Solve 160*g = 158*g + 12 for g.
++++++++++
answer: 6

question: Teacher asked me this: Solve 4 = 5*p + 19 for p.
++++++++++
answer:
-3