question: Teacher asked me this: Solve 70*k - 32*k - 190 = 0 for k.
++++++++++
answer: 5

question: Teacher asked me this: Solve 49*g + 49*g - 120 = 90*g for g.
++++++++++
answer: 15

question: Teacher asked me this: Solve 22 - 6 = 4*z for z.
++++++++++
answer: 4

question: Teacher asked me this: Solve -281*y + 112*y + 3056 + 2183 = 0 for y.
++++++++++
answer:
31