Question:
Solve 377 = -90*x + 465*x + 2 for x..

Answer:
1

Question:
Solve 1528*u + 20816 + 1521 = -45487 - 936 for u..

Answer:
-45

Question:
Solve -36*t + 27*t = -45 for t..

Answer:
5

Question:
Solve 26*c + 6 = 23*c for c..

Answer:
-2