Suppose 5 + 5 = 3*s + f, -5*s - 5*f = -20. Let n be -1 + (s - 5)*-1. Solve 5*i = n + 9 for i.

Let q = -4 + 7. Suppose 0 = l - q*l. Solve l = 3*r - 0*r for r.

0

Let a(u) be the third derivative of -u⁶⁄₁₂₀ + u⁵⁄₃₀ + u⁴⁄₈ + u³⁄₆ + 2*u**2. Let j be a(3). Let k = 11 + j. Solve 6*s = 2*s + k for s.

3

Let n(h) = -h3 + 9*h2 - 4*h - 7. Let v® = 2*r - 4. Let t be v(6). Let p be n(t). Let b be 1/(-2) + ²⁄₄. Solve b = -s - 4*s + p for s.

5

Let d(l) = -l3 - 9*l2 - 9*l - 8. Let c be d(-8). Solve c*y = 3*y + 9 for y.

-3

Suppose -2 = y, 0 = h - 4*h - 5*y - 10. Suppose q + 2 = 2*d, h*d - 4*d = 2*q - 12. Solve q*s + 2*s = -4 for s.

-1

Suppose 21*z = 8*z + 52. Solve z*n - 11 = 1 for n.

3

Let o(k) be the third derivative of k⁶⁄₁₂₀ - k⁵⁄₁₀ + k⁴⁄₄ - 2*k2. Let i be o(6). Suppose 0 = -3*h - 3 + i. Solve 5*p = 36 - h for p.

5

Let z(u) = -3*u**2 - u + 1. Suppose 4*b + 16 + 1 = v, 0 = -3*v + 5*b + 23. Let a be z(v). Let c be 2 - (-6)/(-9)*a. Solve -i + c = i for i.

2

Let n(h) = h + 7. Let a be n(0). Solve -1 + a = 2*d for d.

3

Let u be ⁸⁄₂ + ³⁄₃. Solve u*y - 21 - 4 = 0 for y.

5