Solve 20 = -4*i - 0*h + 2*h, 2*i + h + 6 = 0 for i.

-4

Solve r - f = 3 + 4, 5*f = -20 for r.

3

Solve 0 = 2*i - 2, -12*z + i = -14*z + 7 for z.

3

Solve 3*n - 4*m = -1 + 14, 4*m = -4 for n.

3

Solve 5*p - 23 = 3*r, -590*r + 587*r + 3*p - 21 = 0 for r.

-6

Solve 13 = 4*g - 3*g - 4*w, -2*w = 6 for g.

1

Solve -2*a - 4*l = -7*l - 16, -30 = -5*a + 5*l for a.

2

Solve -15 = -2*y - 0*y - 5*z, 0 = -4*y - 5*z + 15 for y.

0

Solve 2*w - 2*h = -3*h - 5, h = -4*w - 5 for w.

0

Solve -v - 1 = -l, -24*v - 4*l + 25 = -21*v for v.

3