Write down the solution for this math problem: Solve -2830 = 563*b + 7867 for b.
answer: -19

Write down the solution for this math problem: Solve l - 5*l = -8 for l.
answer: 2

Write down the solution for this math problem: Solve 16*y - 33 = 27*y for y.
answer: -3

Write down the solution for this math problem: Solve 0 = -7*d + 240 - 268 for d.
answer:
-4