Question:
Solve -54*u - 8*u = -14*u + 3*u + 2958 for u..

Answer:
-58

Question:
Solve 215 - 464 + 235 = 14*a for a..

Answer:
-1

Question:
Solve 113*d = 145*d - 128 for d..

Answer:
4

Question:
Solve 1503*r + 4601 - 8502 + 32166 = -21334 for r..

Answer:
-33