Solve -3*n - 2*i - 2*i = 7, 2*n = -5*i for n.
-5
Solve 8 - 1 = h + j, -5*h + 4*j = -8 for h.
4
Solve -3*i = -3*g + 21, 2*g = -7*i + 10*i + 16 for g.
5
Solve 4*f = -2*v + 28, 4*v + 10*f = 6*f + 36 for v.
4
Solve 0 = d, d - 2*d = 3*n - 6 for n.
2
Solve -2*c - 14 = -u, -4*c - 2*u + u - 16 = 0 for c.
-5
Solve a + 13 = -4*h, -21 = -0*h + 3*h - 3*a for h.
-4
Solve -7*y - 6 = -2*y + 4*g, 0 = -3*y + 5*g - 11 for y.
-2
Solve -2*f + 4 = -2*y, -5*y + 12 = -3*f + 24 for y.
-3
Solve l - 3*j - 13 + 8 = 0, -3*l + 5*j + 7 = 0 for l.
-1