Write down the solution for this math problem: Solve 14*y + 0*y = -19*y + 429 for y.
answer: 13

Write down the solution for this math problem: Solve 0 = -14*l + 16*l + 6 for l.
answer: -3

Write down the solution for this math problem: Solve 0 = -209*d - 23*d + 3480 for d.
answer: 15

Write down the solution for this math problem: Solve -15601 = 820*w - 21 for w.
answer:
-19