Solve -4*x = 5*p - 9*p + 4, -9 = -5*p + 4*x for p.

5

Solve q - 5*d = 0, -5*q + 3*d + 49 = 27 for q.

5

Solve -4*a = -v + 15, -v + 5*a = 2*a - 11 for v.

-1

Solve -3*o - 12 = 2*t - 2, 5*o + 2*t + 18 = 0 for o.

-4

Solve 6*n + 5*k = n, 5*n - k = -24 for n.

-4

Solve x + 3*d - 16 + 7 = 0, -3*d + 3 = 3*x for x.

-3

Solve -q = -c + 2*q + 4, -5 = -c + 4*q for c.

1

Solve 4*l = -12*j + 7*j + 32, -l + 3*j - 9 = 0 for l.

3

Solve -5*f = -25, 2*t + 3 + 18 = 3*f for t.

-3

Solve -r - 10*u + 3 = -9*u, -u = -5*r + 15 for r.

3