Write down the solution for this math problem: Solve -22 + 1942 = 33*l + l + 288 for l.
answer: 48

Write down the solution for this math problem: Solve -1149*b + 4917 = -702*b for b.
answer: 11

Write down the solution for this math problem: Solve 448 = -38*i + 102*i for i.
answer: 7

Write down the solution for this math problem: Solve -78 = -61*r + 44 for r.
answer:
2