Solve 3*u - 5 = -2*f, 2*u - 3 - 7 = 0 for f.

-5

Solve 3*d + 3*h + 3 = 0, 0*h - 2*h - 12 = -3*d for d.

2

Solve 20*b - 18 = 21*b + 5*j, 0 = -4*b - 5*j - 12 for b.

2

Solve -d + 2*d + 5 = -2*x, -2*d + 10 = 0 for x.

-5

Solve 3 = -2*z + i, 207*i - 204*i = 3*z + 12 for z.

1

Solve 16*i = w + 13*i + 1, -3*w = 3*i - 21 for w.

5

Solve 5*x = -2*p - 29, -4*x - 22 = p - 0*x for p.

-2

Solve -5*u - 7 = -32, -3*a = -2*u - 2 for a.

4

Solve 4*y - 5*j + 8 = -2, 0 = -3*y + j - 13 for y.

-5

Solve -t + 4 = -4*y, -2*t = -6*t + 5*y + 5 for t.

0