question: Teacher asked me this: Solve 50*q - q - 400 = 89*q for q.
++++++++++
answer: -10

question: Teacher asked me this: Solve 92*z = -88*z + 360 for z.
++++++++++
answer: 2

question: Teacher asked me this: Solve 0 = -4*v - 12*v + 48 for v.
++++++++++
answer: 3

question: Teacher asked me this: Solve -51*a + 115 + 220 = -22 for a.
++++++++++
answer:
7