Write down the solution for this math problem: Solve 7 = -3*l + 22 for l.
answer: 5

Write down the solution for this math problem: Solve -34*u + 83*u - 33*u + 96 = 0 for u.
answer: -6

Write down the solution for this math problem: Solve 430*z = 1906 - 7064 - 2152 for z.
answer: -17

Write down the solution for this math problem: Solve -961*c - 432*c - 24783 - 3116 = -180*c for c.
answer:
-23