Let i(u) = u2 - 11*u + 18. Let b(o) = o2 - 11*o + 18. Let r(l) = 5*b(l) - 6*i(l). Let c be r(9). Solve c*d = 2*d + 4 for d.

-2

Let m = -14 - -16. Suppose -4*w - m*f - 6 = 0, 5*w + 6 = f - 3*f. Solve w*s + 2*s = 2 for s.

1

Suppose 5*k - 11 = 19. Let d be (4 - k) + (-3)/(-1). Solve 0 = 4*u - d - 3 for u.

1

Suppose -5*w = 2*n - 0*n - 16, -5*n + 40 = 5*w. Solve -o = -5*o + n for o.

2

Let v be 6 - 1 - 0/2. Suppose -v*w = -4*y - w - 20, -y = -2*w + 10. Let l = y - -4. Solve -3 = -l*h - 7 for h.

-1

Suppose 3*l + u - 20 = 0, -l = -0*l + 2*u - 15. Solve -l*f + 20 = -0*f for f.

4

Suppose r + r = 4. Suppose d = -0*d + r. Let g be (-3 + d + 1)/2. Solve -4*k + k - 15 = g for k.

-5

Suppose 0 = -8*c + 3*c. Solve -3*k + 4*k = c for k.

0

Let a(b) = -b + 1. Let o be a(1). Solve -z - 1 + 3 = o for z.

2

Suppose 0 = -p + 3 - 1. Suppose 2*i = 2*k - 8, -2*i + 7*i + 5 = p*k. Solve k*r + 3 = 23 for r.

4