Solve 0 = 2*o - x + 7, -10 = 4*x - 6*x for o.

-1

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

-5

Solve -2*h - 2*d - 13 + 1 = 0, 5*h - d + 12 = 0 for h.

-3

Solve -5*u = -h + 24, -u = 16*h - 14*h + 7 for u.

-5

Solve z - 3 = y - 1, 0 = 3*z - 4*y - 9 for z.

-1

Solve w + 2*y + 2 = 0, 7*w - 9*w = y - 2 for w.

2

Solve -4*g = -c - 1, -g + 3*g + 3*c + 17 = 0 for g.

-1

Solve -3*g - 121 = -2*t - 114, -2*t - 5*g = 33 for t.

-4

Solve 4*g - 17 = a, 0 = -5*g + 27*a - 22*a + 25 for g.

4

Solve 3*o - b + 2*b = 7, b = -2*o + 5 for o.

2