Write down the solution for this math problem: Solve 334 - 3663 = 588*l + 1963 for l.
answer: -9

Write down the solution for this math problem: Solve 78 = -21*v - 48 for v.
answer: -6

Write down the solution for this math problem: Solve 234*d - 448 = 170*d for d.
answer: 7

Write down the solution for this math problem: Solve 921*i - 886*i = 175 for i.
answer:
5