Solve 4*t = -21 + 13, 4*i = -t + 10 for i.

3

Solve 14 = -4*r - 3*o - 7, -2*r + 3*o + 3 = 0 for r.

-3

Solve -o = -2*x + 10, 5*o - 2*x + 2 = -4*x for o.

-2

Solve 0 = -4*j, -3*j = 2*t + j for t.

0

Solve 6 = j + 2*j + 3*c, 12 = 4*c for j.

-1

Solve 4*f - 8*f + 5*j + 35 = 0, 3*j = f - 14 for f.

5

Solve -2*s = -2*q - 12, -3*q = 2*s + 18 - 5 for s.

1

Solve -2*g - 9 = z, 4*g = -z + 3*z - 6 for g.

-3

Solve 2*a = -2*f + 8, -2*a + 8 = -4*f + 5*f for f.

0

Solve -5*z + 40 = 3*p, -2*z = -0*z - 10 for p.

5