Solve -3*p + p = -4*i - 16, -5*i = p + 6 for i.

-2

Solve -5*p - 37 = -3*f, -8*f = -4*f + 3*p - 1 for f.

4

Solve 2*p + 5*u - u = 2, 5*u = 5*p + 10 for p.

-1

Solve 5*s - 2*t - 6 = t, -3*s + 2*t = -3 for s.

3

Solve -12 = 6*a - 10*a, 0 = -3*q - 3*a + 12 for q.

1

Solve 4*u + 4 = 35*x - 31*x, 2 = -u for x.

-1

Solve -n + 8 = -t - 4*n, t - 16 = 3*n for t.

4

Solve 3*d - 7 = 8, 2*d - 10 = n for n.

0

Solve -4*k = -2*s - 4 + 18, -5*s = 4*k + 21 for s.

-1

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

2