question: Teacher asked me this: Solve 53455 - 14283 + 13265 + 22288 = 2135*n for n.
++++++++++
answer: 35

question: Teacher asked me this: Solve -281*a + 7 = -282*a for a.
++++++++++
answer: -7

question: Teacher asked me this: Solve -917 - 687 = -68*i + 640 for i.
++++++++++
answer: 33

question: Teacher asked me this: Solve -628*z - 74144 = 290*z - 14826 + 17794 for z.
++++++++++
answer:
-84