Let l(k) be the third derivative of k**4/24 + k**3/6 - 2*k**2. Let d be l(-1). Solve 5*i + d*i = -5 for i.

Let w(p) = p + 3. Let z be w(-6). Let u(i) = -i + 1. Let h(s) = -4. Let k© = h© + 2*u©. Let n be k(z). Solve o = -n*o + 15 for o.

3

Let a© = c3 - c2 - 2*c - 1. Let z be a(2). Let r = z + 6. Solve 0 = -r*s + 26 - 1 for s.

5

Suppose -7*u + 5*u = 10, 13 = -3*d - 5*u. Let r = 8 - d. Solve 0*j + j - r = 0 for j.

4

Suppose i - 4*w - 1 = 9, -2*w - 10 = -3*i. Suppose 20 = i*g + 4*c, 22 = -0*g + 3*g + 4*c. Solve 0*v - 6 = -g*v for v.

3

Suppose 0*g - 2 = -g - 2*l, 4*g = 4*l + 68. Solve 3 + g = 5*n for n.

3

Let t(b) = -b**2 + 10*b + 16. Let a be t(11). Solve -a = -3*f + 10 for f.

5

Suppose -5 = -2*l - 1. Suppose -l*k = -k - 7. Suppose -v + 10 = 5*h, 3*h + 3*v - 8 = -h. Solve -h = x - k for x.

5

Let g = 4 + 0. Solve 0 = 5*w - g*w for w.

0

Let c = -1 - 4. Let w(i) = 5*i + 6. Let q(g) = -g. Let f(m) = -3*q(m) - w(m). Let d be f©. Solve -d*h - 10 - 6 = 0 for h.

-4

Suppose -3*l = 12, l + 4*l = 5*j - 45. Solve -j*u = 8 + 7 for u.

-3