question: Teacher asked me this: Solve 0 = -38*p - 229 + 1 for p.
++++++++++
answer: -6

question: Teacher asked me this: Solve 874*o + 163*o - 377*o - 201949 = -1009*o for o.
++++++++++
answer: 121

question: Teacher asked me this: Solve -6*r - 589 = 38*r - 13*r for r.
++++++++++
answer: -19

question: Teacher asked me this: Solve 48 - 108 = -10*u for u.
++++++++++
answer:
6