Solve 3*k + 45 - 54 = 0, -2*k + 16 = -5*b for b.
-2
Solve -y - 6 = -4*f, 0 = -2*y + 12 - 16 for f.
1
Solve 5*s + 47 = 57, 3*c + 5*s = 7 for c.
-1
Solve 2*k - 2*a = 4*k - 12, 0 = k - 5*a for k.
5
Solve 9*i = 4*i - 5*t + 15, 6 = 2*t for i.
0
Solve -4*c + 11 = -3*p - 5*c, -5*p + 2*c = 33 for p.
-5
Solve 0 = d + 4*r - 21, 0 = 5*d + 34*r - 32*r - 15 for d.
1
Solve 0*b + 5*b - f + 7 = 0, 4*f = -4*b + 4 for b.
-1
Solve 0 = -2*j + 2*u + 4, 4*j + 41 = -3*u + 14 for j.
-3
Solve 23 = 4*n - 5*r + 2, 4*n - 4*r = 20 for n.
4