question: Teacher asked me this: Solve -143*u = 5*u + 123*u + 16260 for u.
++++++++++
answer: -60

question: Teacher asked me this: Solve 312 = 92*d - 240 for d.
++++++++++
answer: 6

question: Teacher asked me this: Solve -7*a + 6 = -5*a for a.
++++++++++
answer: 3

question: Teacher asked me this: Solve -43*z - 26442 = 679*z - 44*z for z.
++++++++++
answer:
-39