Solve w - 2*l = -7, -2 = 10*w - 9*w - l for w.

3

Solve 4*n - n = 2*t - 13, -5*n - 5*t = -20 for n.

-1

Solve 0 = t - 4*h + 4, -7*t - 3 = -5*t - 3*h for t.

0

Solve d - 4 = -2*m, -5*d + 2 = -9*m + 10*m for d.

0

Solve -3*b + 3*j - 10 = -19, -3*b - 2*j = 16 for b.

-2

Solve c = -0*c - 3*m + 12, -m + 14 = -3*c for c.

-3

Solve -5*m = -10, -31*x + 33*x + 4*m + 2 = 0 for x.

-5

Solve x - 5 = -5*a, 54*x - 56*x = -4*a + 18 for x.

-5

Solve -u + 0*u - 2 = -2*h, -3*u - 6 = -h for u.

-2

Solve -3*n - 5*j + 50 - 43 = 0, n - 2 = -2*j for n.

4