Solve -3*u + 4*i + 4 = 0, -5*u + 3*i - 6 = 2 for u.

-4

Solve 86*z = 84*z + 4*d + 6, 5*z = -3*d + 28 for z.

5

Solve -20*l - 3*s - 25 = -18*l, 4*l = 4*s for l.

-5

Solve -3*x - h = 9, 2*x - 5*x = 5*h + 9 for x.

-3

Solve -n = -2*l + 4*l - 14, 5*n + 2*l - 30 = 0 for n.

4

Solve 5*d + 15 = -3*j + 2*d, -4*d - 23 = 5*j for j.

-3

Solve 0 = -3*c + 2*b - 11, 5*c - c + b + 11 = 0 for c.

-3

Solve -8*z + 3*q - 17 = -4*z, 2*z = 3*q - 13 for z.

-2

Solve 15 = 3*o, -3*o + 31 - 10 = 3*f for f.

2

Solve -4*g - 17 = 4*a - 5, -4*a + 20 = -4*g for g.

-4