Let w = -6 + 6. Let q(z) be the second derivative of z**5/20 + 4*z**2 - 5*z. Let c be q(w). Solve 4*f + 0*f = -c for f.

Let n be 18/(-2) - (1 - 1). Let a = n - -14. Solve -a*t = -2*t - 6 for t.

2

Suppose 4*r + 2 - 2 = 0. Solve -c = -r + 5 for c.

-5

Let l be 16/(-20) + ⁸⁄₁₀. Let n© be the first derivative of c⁴⁄₄ - c³⁄₃ + c + 1. Let b be n(l). Solve -4*s + 15 = -b for s.

4

Suppose 3*m - 10 = 4*g, -3*g = -m - 1 + 6. Suppose 2 = 3*d - 1. Let x = d + g. Solve -3*h + x*h + 15 = 0 for h.

5

Suppose 0 = -5*b - 15, -2*w + 5*b = -69 + 26. Solve -2 - w = -4*a for a.

4

Suppose -13 - 22 = 5*n. Let d = -6 - n. Suppose 2*p - 4 = 2*r, -p + 2*r + 2 = -d. Solve 0 = -w + p + 1 for w.

2

Let k(y) = -y**2 - 3*y - 3. Let c be k(-3). Let o(a) = -3*a + 1. Let s be o©. Solve -2*n + s = 3*n for n.

2

Suppose -34 = -5*u - r, -u - 3*u + 2*r + 16 = 0. Solve -2*c + u = -5*c for c.

-2

Let t(j) = j3 + 17*j2 - 20*j - 14. Let c be t(-18). Solve 0 = 5*w + c - 2 for w.

-4

Let f be ¹⁄₁*⁵⁄₁. Let r = 9 - f. Solve -r*n - n = 5 for n.

-1