Solve -2*i - 3*r + 5 = 0, 18*r - 3 = 15*r for i.

1

Solve 3*y - 3*o + 15 = 0, 3*y = 2*y - 5*o + 7 for y.

-3

Solve 4*o = -x - 3, 0 = -5*x - 0*x + 25 for o.

-2

Solve 5*v = -5*j + 5, -v = 2*j - 5 + 7 for v.

4

Solve 2*k + 13 = -5*d, -2*d - 2*k = -6*k - 14 for d.

-1

Solve 0*n + 20 = -4*n - 4*o, 2*o = -10 for n.

0

Solve 0 = -5*p - 2*i + 4, 2*i = -3*p - 1 + 5 for p.

0

Solve -5*n - 3*u = 15 + 6, 4*u = -5*n - 23 for n.

-3

Solve 0 = -4*s + s - 3*b, -2*s + 5*b = 7 for s.

-1

Solve -2*i = -2*k + 16, k + 3*k - 20 = i for k.

4