Solve -3*n + 20 = -2*u, 7*u + 16 = 2*u - n for u.

-4

Solve 0 = 8*j + 5*t + 7, 54 = 3*j - 3*t + 42 for j.

1

Solve 0 = 5*w + 3*c + 14, -2*w = c + 7 - 1 for w.

-4

Solve 3*k = -13*c + 9*c - 17, 4*c + 4*k + 16 = 0 for c.

-5

Solve -4*j - 4*t = t - 3, -5*j = 5*t for j.

-3

Solve -5*r = -3*o - 9*r - 13, 0 = -5*o + 3*r - 12 for o.

-3

Solve 2*c = 5*c - g + 6, -5*c - 5*g = -50 for c.

1

Solve 3*t + 3*g = -0*t + 9, 3*t = 2*g - 6 for t.

0

Solve 3*j - 2*r = -5, -7*j + 4*r + 30 = -9*j for j.

-5

Solve 2*a + 11 = f, 4*f = -0*f + 4 for a.

-5