Let p(b) = b**2 - 6*b + 15. Let z be p(6). Suppose -k = 5, -y + z = k - 4*k. Solve -4*m + y*m = 12 for m.

Let x(h) be the second derivative of h⁵⁄₂₀ + 7*h⁴⁄₁₂ + 7*h³⁄₆ + 7*h²⁄₂ - 2*h. Let i be x(-6). Let o(m) = 4*m. Let r be o(i). Solve 4*b = r + 8 for b.

3

Suppose 57 = 9*m - 33. Solve 30 = 4*d + m for d.

5

Let c(u) = 4*u + 1 - 5*u + 5. Let r(l) = l - 2. Let j be r(8). Let i be c(j). Solve i = 6*t - 3*t - 9 for t.

3

Let s(p) = p**2 - 4*p + 2. Let h be s(5). Suppose 0 = 12*j - j - 132. Solve j = -h*f + 3*f for f.

-3

Let t(u) = u**2 + 6*u - 2. Let c be t(-6). Let p = c + 3. Let h be (-50)/(-12) - p/6. Solve -h*l = -l for l.

0

Suppose -4*w = -3*w - 5. Solve -w*f - 6 = 9 for f.

-3

Let a(v) = -v2 - 4*v + 7. Let h be a(-5). Let b© be the first derivative of c2 + 7. Let z be b(h). Solve -l + z = -1 for l.

5

Suppose 3*l + l = 48. Let z = -5 + l. Let i be 3 - 0*¹⁄₃. Solve -1 + z = -i*n for n.

-2

Suppose -2*s + 7*s = 20. Solve s*b + 1 = -3 for b.

-1

Suppose 2*r = -2*k - 6, 2*r = 3 - 13. Suppose -4*o + 6 = 3*z, -o - k = 2*o - z. Solve -4*s + 0 + 12 = o for s.

3