Solve -7 + 2 = -3*n - 5*v, 4*v = n + 4 for n.

0

Solve 5*f - 23 = 20*m - 17*m, -21 = -5*f + m for f.

4

Solve 5*d - 3*k - 5 = 6*d, 4*k + 4 = -2*d for d.

4

Solve -v + 7*t - 21 = 2*t, -3*v + 4*t = 19 for v.

-1

Solve -5*w - 25 = -5*g, 2*w = -6*g + 5*g + 5 for w.

0

Solve 3*u + 14 = 7*u + 3*l, -2*u + 5*l = 6 for u.

2

Solve -2*s = 2*o, 3*s + 31 - 37 = -o for s.

3

Solve -s + u - 1 = 0, -5*s + 3*u - 7*u = -13 for s.

1

Solve 3*l - 1 = -0*l + b, 0 = 5*l + 3*b - 11 for l.

1

Solve 2*t = -4*f - t + 15, -4*t = 5*f - 19 for f.

3