Solve -4*f - 28 = 5*x - 1, 4*x = 4*f for f.

-3

Solve h = -2*w + 4*h - 20, 12 = -2*w + h for w.

-4

Solve 0 = 4*a - 2*u - 6, -4 = 4*a + 5*u + 11 for a.

0

Solve -y = k - 5, -4*k + 5*y = k - 5 for k.

3

Solve 5*o = 2*h + 7, o - 5*o = -h - 8 for o.

3

Solve 31*t = 3*d + 36*t + 7, -2*d - 5*t = 13 for d.

6

Solve r - 8 = -5*j - 0*r, 0 = -j + 4*r + 10 for j.

2

Solve 4*r - 3*b + 27 = 19, 5*b - 16 = 4*r for r.

1

Solve 8*c + 4*n + 12 = 4*c, 3*c - 19 = 4*n for c.

1

Solve -x - r + 6 - 10 = 0, -3*r = -x + 12 for x.

0