Question:
Solve -23*x + 35 = -16*x for x..

Answer:
5

Question:
Solve -795*l + 10 - 20 = -10 for l..

Answer:
0

Question:
Solve -63 + 35 = -7*m for m..

Answer:
4

Question:
Solve -600 = -232125*z + 232085*z for z..

Answer:
15