Question:
Solve -1317*o + 1119*o = -7128 for o..

Answer:
36

Question:
Solve -303*a + 987 = -162*a for a..

Answer:
7

Question:
Solve 67*u - 3342 + 4481 = 0 for u..

Answer:
-17

Question:
Solve -806 = 86*v + 4*v + 1264 for v..

Answer:
-23