Suppose 21 = 4*n + n + 3*l, -n + 21 = -5l. Let u be -2(-9)/n + 0. Let r = 2 + u. Solve 0 = -o + r*o + 4 for o.

-1

Let u = -58 + 85. Solve 5*t = u - 2 for t.

5

Let d = -5 + 6. Let c be -3 + 2*(-1)/(-2). Let y be (-15)/(-6) + d/c. Solve -2 - 2 = y*v for v.

-2

Let d be -1*(10/(-2) + -5). Solve 0 = d*s - 11*s - 4 for s.

-4

Let u = -17 + 26. Suppose -u = -2*v - 1. Solve -v*s + 0*s = -8 for s.

2

Let v = 11 - 11. Solve 2 = 2*n - v for n.

1

Suppose -13 = -2*z + 3*g, -g + 6 = -4*z + 27. Solve 1 + z = 3*k for k.

2

Let s(k) = k3 + 4*k2 - k + 2. Let h be s(-4). Suppose 0 = -3*q - h + 18. Suppose -3*x + 19 = q. Solve 16 = -z + x*z for z.

4

Suppose -2*a + 10 = 3*a. Let w be a/4 - (-5)/10. Solve -x - w = -0 for x.

-1

Let t = 13 - 8. Solve t*d = d for d.

0