Question:
Solve -54*k + 66*k = 0 for k..

Answer:
0

Question:
Solve 196 = 12*q + 244 for q..

Answer:
-4

Question:
Solve 14 = -2*t + 10 for t..

Answer:
-2

Question:
Solve 249*y + 263 = 348*y - 925 for y..

Answer:
12