Question:
Solve 165*v + 218*v + 1105*v = 26784 for v..

Answer:
18

Question:
Solve 0 = -490*x - 13328 - 3764 + 2882 for x..

Answer:
-29

Question:
Solve -46*z + 23*z - 207 = 0 for z..

Answer:
-9

Question:
Solve 6*f + 3 = -9 for f..

Answer:
-2