Solve -4*l = -0*l - 4*o - 16, 2*l - 7 = 3*o for l.

5

Solve 3*i = 3*j - 15, -3*i + 3*j = -2*i + 15 for i.

0

Solve -2*s + d = -11, -17 = -2*s - d + 4*d for s.

4

Solve -2*s + 17 = -3*n, -s + n + 6 = -0*s for s.

1

Solve 5*s - 20 = 0, -3*w = -4*s + 5 + 20 for w.

-3

Solve 2*y - 3*p + 5 = -3, 16 = -2*y + 5*p for y.

2

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

0

Solve -a + i = 1, -a - 50 = -5*i - 69 for a.

-6

Solve -3*i - i - 2*g - 28 = 0, 0 = i - 5*g - 15 for i.

-5

Solve -3*f - 16*o + 15 = -19*o, 2*o - 2 = -4*f for f.

2