question: Teacher asked me this: Solve 66 = -2227*h + 2238*h + 550 for h.
++++++++++
answer: -44

question: Teacher asked me this: Solve -21*i - 21077 = -21371 for i.
++++++++++
answer: 14

question: Teacher asked me this: Solve 0 = -5*d + 10 for d.
++++++++++
answer: 2

question: Teacher asked me this: Solve 48*x - 456 = -50*x + 916 for x.
++++++++++
answer:
14