Solve 0 = z + 2*x - 8, -3*z + 4*x = -x + 20 for z.

0

Solve -4*o + a = 19, 5*o = 6*o - 4*a + 1 for o.

-5

Solve 2*b = 10, -2*w + 2*b = 7*b - 17 for w.

-4

Solve 10*h + 3 = 7*h + 3*b, h - 14 = -4*b for h.

2

Solve -25*f + 21*f - 8 = -5*p, 0 = 5*p for f.

-2

Solve v - 2*v - 2*t = 1, 3*v + t = -13 for v.

-5

Solve 11*v + 3*a = 10*v + 5, -4*v + 20 = -5*a for v.

5

Solve -78*y + 83*y + 10 = -5*g, 2*y - 3*g - 16 = 0 for y.

2

Solve p + 9 = -5*a, a + 7 = -2*p + 16 for a.

-3

Solve 2*u - 3*m = 4, 2 = -5*u + 6*u - m for u.

2