Solve -x = -w + 6, -7*x + 17 = -11*x - 3*w for x.

-5

Solve -4*j - 64 = -4*y - 100, -3*y + 5*j - 39 = 0 for y.

-3

Solve -4*c - 20 = 3*v, -4*v - 2*c + 0*c - 10 = 0 for v.

0

Solve -3*z + 8 = 2*t, 0*z = 3*z - 5*t + 20 for z.

0

Solve u - f - 20 = 2*f, -4*f = 20 for u.

5

Solve -2*n - 3 = a - 0, -3*a - 9 = -n for n.

0

Solve -3*v = p - 0*p - 20, 3*p = 15 for v.

5

Solve -k - 4*v = 0, -10*k + 3*v + 15 = -7*k for k.

4

Solve -143*h - 2*u = -145*h + 14, h - 5 = -u for h.

6

Solve -t - 12 = -4*p, 2*p + 0*p = 4*t + 20 for p.

2