Solve -t + 13 = 2*s, -t - 2*s + 28 = 3*s for t.

3

Solve -5*w - 4*d = -0*w + 35, -37 = 4*w + 5*d for w.

-3

Solve 4*x = 14*t - 15*t + 24, -2*x = 3*t - 22 for x.

5

Solve 2*n = 7*n - 5*s - 15, -n - s + 7 = 0 for n.

5

Solve 2*q - 4*w - 6 = -2, -5*q + 3*w - 11 = 0 for q.

-4

Solve 5*o + 5*y = 0, 8*y = 6*y - 2 for o.

1

Solve 0 = 5*t - 4*w - 5, -2*t + 29*w - 27*w = -4 for t.

-3

Solve -v = 2*b + 20, -5*v + 5*b = -35 - 0 for v.

-2

Solve 4*s + 7*y - 25 = 2*y, 3*s - y = -5 for s.

0

Solve 2*j + 2*j = -2*r + 12, 12 = 4*j - 4*r for j.

3