Solve 4*i - 2*d + 217 = 215, 4*i = 4*d - 4 for i.

0

Solve -3*l = n + 8, -7*n + 2 = -5*l - 3*n for l.

-2

Solve 0 = -2*f - 5*q - 15, 5 = 3*f - f + q for f.

5

Solve 16*v = 4*l + 18*v + 32, 4*v = -l - 22 for l.

-6

Solve 0 = 18*q - 22*q - n + 7, -5*n = 3*q + 16 for q.

3

Solve -20*q + 17*q + 2*i = -2, -5*q + 3*i + 3 = 0 for q.

0

Solve -2*a + 9 = d, 3*d + 44 = 5*a + 16 for a.

5

Solve -5*q - 2 + 3 = -3*s, -2*s = -6 for q.

2

Solve -3*x + 3*a - a - 2 = 0, -6 = -2*x + 5*a for x.

-2

Solve 2*s + 2 = 3*b, -18 = -2*b - 2*s - 0 for b.

4