Solve 0 = 2*x + 4*y + 10, 3*x - 4*y + 2 + 3 = 0 for x.

-3

Solve 0*b = -2*f - 2*b - 6, -b - 9 = -2*f for f.

2

Solve -3*i + s = 0, -5*i + s - 14 = 4*s for i.

-1

Solve -4*b - 5*h + 22 = 0, -8*h + 7 = 18*b - 21*b for b.

3

Solve -2*u + 10 = 3*g - 11, 0 = 2*g - 5*u + 5 for g.

5

Solve 1 - 19 = 2*j + 5*z, 5*z = -10 for j.

-4

Solve -4*m = -4*c + 28, 1 = -3*m - 8 for c.

4

Solve -j + 5*s - 18 + 47 = 0, 0 = 2*j - 3*s - 23 for j.

4

Solve -5*r + 7*w = 8*w - 3, 2*w + 3 = -r for r.

1

Solve -11*j + 9*j - 10 = 4*r, -2*j + 2*r = 10 for j.

-5