Solve -4*x + 8 = 5*a - 25, a = 5 for x.

2

Solve -5*a - 2*f + 5*f = -28, 5*f + 30 = 5*a for a.

5

Solve -3*r = 4*y - 15 + 28, 8 = -2*y for r.

1

Solve 0 = n - 3*s, -12 = 4*n + 3*s + 3 for n.

-3

Solve x = 5*n - 4, 0*x - 4*x = -3*n + 16 for x.

-4

Solve -2*v - 5 = 3*v, 8 = -c - 4*v for c.

-4

Solve 0 = -4*u - 8, -4*y + 4*u + 20 = -8 for y.

5

Solve 3*n + 8 = 5*s, 3*n - 4*s + 3 + 4 = 0 for n.

-1

Solve 2*h = 2*y + 16, -y - 2 = 3*h - 2*h for h.

3

Solve 2*z - 7*z = 2*m - 8, 0 = -3*m - 5*z + 12 for m.

4