Solve 2*o - 53 = -5*p - 35, 4*o = -2*p + 20 for p.

2

Solve o = -5*b + 21, 4*b + 0*b = 2*o + 14 for o.

1

Solve 3*u + 13*f = 6*f - 19, -3*f - 12 = 0 for u.

3

Solve u = -3*f + 13, 4*u - u - 2*f = -27 for u.

-5

Solve 5*h + 3*z - 15 = -0*z, -3*h + 3*z + 9 = 0 for h.

3

Solve -o + 5 = -2*q, -3*o - 2*q = -6*o + 3 for o.

-1

Solve 0 = h - n - 8, -311 + 351 = 3*h - 5*n for h.

0

Solve 2*b = 5*l + 20, -5*b - l = -633 + 637 for b.

0

Solve -4*f - 7*z + 3*z = -4, 0 = 4*f - 3*z - 18 for f.

3

Solve -3*c = 4*h - 18, 0 = -c - h + 2*h - 1 for c.

2