question: Teacher asked me this: Solve -54*p - 558 = 252 for p.
++++++++++
answer: -15

question: Teacher asked me this: Solve -199*y + 193*y - 90 = 0 for y.
++++++++++
answer: -15

question: Teacher asked me this: Solve -66*b = 51*b + 96 - 330 for b.
++++++++++
answer: 2

question: Teacher asked me this: Solve -u - 16 = -16 for u.
++++++++++
answer:
0