question: Teacher asked me this: Solve 145 + 238 + 2224 = -79*x for x.
++++++++++
answer: -33

question: Teacher asked me this: Solve 1599*k - 2041*k + 16981 = -2597 + 572 for k.
++++++++++
answer: 43

question: Teacher asked me this: Solve 0 = 209*z - 152*z + 1710 for z.
++++++++++
answer: -30

question: Teacher asked me this: Solve 0 = 971*x - 1321*x - 1400 for x.
++++++++++
answer:
-4