Solve -g = 4*q - 13, -11*g + 15*g = -5*q + 19 for q.
3
Solve -4*s + 2 = -3*y, -2*s + 3 = -5*y - 5 for s.
-1
Solve 2*w = 2*b + 3*b + 3 + 7, -3*w = 0 for b.
-2
Solve 0 = 5*d - 4*s + 20, -15*s = 5*d - 12*s - 15 for d.
0
Solve 4*m - 14 = 5*b, -12*b + 11*b + 5*m - 7 = 0 for b.
-2
Solve 2*x = 3*s - 10, -8*s = -5*x - 5*s - 16 for x.
-2
Solve 2*p = 5*r - 10, -33*p + 34*p + 5 = 5*r for r.
0
Solve -z - 28 = -4*d, -4*z - 4*d = -8*z - 40 for z.
-4
Solve -17 = 3*z - 4*r, -3*z - 15 = r - 4*r for z.
-3
Solve -c = 5*h + 13, 0 = -8*c + 3*c - 3*h - 21 for c.
-3