question: Teacher asked me this: Solve 0 = -5*u + 36 - 16 for u.
++++++++++
answer: 4

question: Teacher asked me this: Solve -8*z + 7*z - 1 = 0 for z.
++++++++++
answer: -1

question: Teacher asked me this: Solve 278*l + 4056 = -60*l for l.
++++++++++
answer: -12

question: Teacher asked me this: Solve 121378 = 338*j + 122730 for j.
++++++++++
answer:
-4