Solve -4 = 4*u - 4*f - 44, -4*f = 20 for u.

5

Solve -4*d + 6 + 1 = -h, -3*d + 5 = -h for h.

1

Solve 0 = -2*t - 5*q, t - 5*q + 15 = 6*t for t.

5

Solve -3*n = 5*g - 2, -80*n = -77*n + 3*g for n.

-1

Solve 2*m + 11*v = 17*v + 18, -9 = -2*m + 3*v for m.

0

Solve 14*s - 14 = 12*s + 5*n, 2*s + 2*n = 0 for s.

2

Solve -p - 30 = 3*z - 42, -3*p + 4 = z for z.

4

Solve 3*x - l = -15, -45 = x - l - 40 for x.

-5

Solve -3*z + 8 - 3 = 5*q, 2*z = 5*q - 30 for z.

-5

Solve -3*i - 4 = t, 0*t = -2*t + 4 for i.

-2