Solve 4*d - 17 = c, 4*c - 2*d + 19 = 7 for c.
-1
Solve 3*x - 17 = -5*a, 2*x + 3*a - 20 + 9 = 0 for x.
4
Solve 2*l - 5*n = 10, -l - 2*n = 2 + 2 for l.
0
Solve -6 = 3*z - 3*i, -5*z - 3*i - 2 = -4*z for z.
-2
Solve -4*j = j - 2*q - 11, 0 = 4*j + q - 14 for j.
3
Solve -30 = -3*u + 3*f, -3*u + 3 = -5*f - 37 for u.
5
Solve i = 4*a - 10, -2*a + 0*a + 14 = -5*i for i.
-2
Solve 3*m = m - h - 3, -2*h = 2*m for m.
-3
Solve -2*i = -5*i - 2*x + 18, 5*i - 2*x - 14 = 0 for i.
4
Solve 3*w - 13 = 4*u + 7, 0 = -w + 2*u + 8 for w.
4