Solve 64*i - 60*i + 4*s + 4 = 0, -3*s = 2*i for i.
-3
Solve -2*j - 2*j = 3*i - 8, -2*i + 3*j + 11 = 0 for i.
4
Solve 3*n = -2*q + 7, 0*q + 3*n - 2 = -q for q.
5
Solve -15 = 3*a - 2*c, -a + 15 = -4*a + 5*c for a.
-5
Solve -2*n = 6, -2*f + 10*n - 11 = 15*n for f.
2
Solve -8 = -4*s + 4*w, -3*s + w = -5*s + 10 for s.
4
Solve d - 2*d + 2*i + 4 = 0, 3*i = d - 7 for d.
-2
Solve 0 = 4*y, -3*w + 3 = -0*y - y for w.
1
Solve -3*j - 4*s - 10 = 0, -5*j - 3*s = 10 + 3 for j.
-2
Solve -w + 5*o + 13 = 0, 4*o - 7*o - 15 = -3*w for w.
3