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

2

Solve 7*x = -4*r + 3*x - 36, 4*r + 12 = 2*x for r.

-5

Solve 0 = 12*i, -l + 3*i = l - 7*l - 20 for l.

-4

Solve 5*f + 10 + 22 = 3*k, -4*f = 3*k + 4 for f.

-4

Solve 3*z = 2*j - 8, -3*j = -12*z + 8*z - 12 for j.

4

Solve s - 24 = -3*i - 13, s = 3*i - 7 for s.

2

Solve -2*j + 0*a = -2*a + 4, 4*a = 8 for j.

0

Solve u + 9 = 3*o - 3*u, 0 = -3*o + u for o.

-1

Solve -5*v - 19 = 4*j + 21, 2*j + 30 = -5*v for v.

-4

Solve -5*p = -3*k - 7*p + 13, -3*k + 5*p = 22 for k.

1