Solve 0*f + 10 = 4*i - f, -i = f - 5 for i.

3

Solve -4*b + 22*l + 8 = 21*l, 5*b + 5*l = -15 for b.

1

Solve 0 = 3*r - 3*c + 6, 0 = c - 81 + 80 for r.

-1

Solve -2*k - 7 + 13 = 3*h, -10 = -5*h - 2*k for h.

2

Solve -2*d + y = -4, 3*y = 5*d - 4 - 8 for d.

0

Solve 20 = m + 5*u, -7*u = 3*m - 10*u - 6 for m.

5

Solve 1 = z - f - 1, -z + 11 = 2*f for z.

5

Solve -2*f = 9*a - 7*a - 10, -2*f + 10 = 5*a for a.

0

Solve q + 9 = -5*c + 3*q, 13*c = -5*q - 3 for c.

-1

Solve 4*f - 2*c = -4, 6 = 5*c + 26 for f.

-3