Solve y + 6 = 4*r + 17, 3*y - 2*r - 13 = 0 for y.
3
Solve -3*d = i + 9, -5*i + 2*d - 4*d = -7 for i.
3
Solve 2 = -2*a - 2*m, 5*a + 10*m = 11*m - 11 for a.
-2
Solve 0 = -5*q + 23 + 2, 5*q = -5*c + 10 for c.
-3
Solve -81*d = -76*d + 3*p - 13, 5*p = -4*d for d.
5
Solve 2*q = 5*r - 16, q = 3*q - 4 for r.
4
Solve -5*f + 5*v - 3*v = -4, 0 = 3*f + 5*v + 10 for f.
0
Solve 0 = d - 3*u + 28 - 20, 0 = 2*d - u + 1 for d.
1
Solve -8*f + 12*f = -i + 2, 0 = -5*f - 5*i - 5 for f.
1
Solve 3*v + 5*t = -7, -4*v + 2*t = 6*t + 12 for v.
-4