Solve -4*u + 4 = -2*y, 2*u - 6*u = 3*y - 4 for y.

0

Solve 2*z + 5*b + 5 = 0, -9*b - 7 = z - 5*b for z.

5

Solve 4*h + 17*y - 4 = 13*y, 7 = 3*h + y for h.

3

Solve -s + 2*a - 11 = 0, 3*s + a + 10 = -2 for s.

-5

Solve -3*r - 2*z = r - 22, -5*z = -15 for r.

4

Solve 0 = 2*b - k - 8, -4*b + 5*k + 20 = b for b.

4

Solve -14 = -o - 13, 0 = -2*z + 3*o - 7 for z.

-2

Solve 3*m + 5*c + 9 = 0, -6*m = -3*m + 2*c for m.

2

Solve 3*f + 7 = -v - 3*v, 4*f = 3*v - 1 for f.

-1

Solve -5*a + 9*a = -16, 0 = 3*f + a + 13 for f.

-3