question: Teacher asked me this: Solve 5 = -4*q - 15 for q.
++++++++++
answer: -5

question: Teacher asked me this: Solve 6*w + 3*w + 7*w + 16 = 0 for w.
++++++++++
answer: -1

question: Teacher asked me this: Solve -177*p + 729*p = 79*p + 47300 for p.
++++++++++
answer: 100

question: Teacher asked me this: Solve -19 = 6*u - 1 for u.
++++++++++
answer:
-3