Q: Solve:
Solve 991*a - 2897 - 1611 = 445*a + 385*a for a.

A: 28


Q: Solve:
Solve 6*i = -482 + 482 for i.

A: 0


Q: Solve:
Solve -100251 - 167916 = 3777*x for x.

A:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
-71