Solve -2*x = 5*l - 3*x - 22, -7 = l - 4*x for l.
5
Solve -4*c + 3*n + 16 = 0, -127*n = -c - 130*n - 11 for c.
1
Solve 0 = -3*x - a + 2, 2*x + 8 = 4*x + 2*a for x.
-1
Solve 2*n - 1 = n + 2*o, 3*n - 11 = -2*o for n.
3
Solve 3*r + 2*v = 4, 4*r + 3 + 1 = -5*v for r.
4
Solve 4*a + 20 = 0, 33*v - 35*v - a = 5 for v.
0
Solve 7 = 5*c - j, -4*c - 4 = -3*j + 7*j for c.
1
Solve 20 = 4*i - 5*l, 5*i - 41 = l - 37 for i.
0
Solve -5*l + 4*b = 23, 13*l - 18*l = 5*b + 5 for l.
-3
Solve -36 = 32*j - 27*j - 4*u, 0 = 2*j + 2*u for j.
-4