Let k(c) = c**2 - 4. Let i be k(0). Let b = i - -4. Let d be (-2 + b)*(6 - 8). Solve 0 = d*q - 0*q + 20 for q.

Let p(q) = 0*q - 3*q + 4*q + 0*q - 8. Let h be p(8). Suppose -y = -3*y + 2, h = -5*z + 3*y + 12. Solve -1 = z*l - 7 for l.

2

Let v = 9 - 3. Solve -4*l = v + 2 for l.

-2

Let t(v) = -2*v. Let s be t(-7). Let z = 31 - s. Let a = z - 2. Solve -6*w + w + a = 0 for w.

3

Suppose 0 = 2*d - d + 2. Let i be ⁸⁶⁄₁₈ - d/9. Let s = i - 0. Solve -s*l + 4 = -l for l.

1

Let m(z) = -z3 + 5*z2 + z - 17. Let i be m(4). Solve i = -3*k + 12 for k.

3

Let s = 41 + -25. Let y be s/12*⁴⁵⁄₃. Solve -5*o - 5 = y for o.

-5

Let m be ¹⁴⁄₁₀ + (-24)/(-40). Suppose -m*n + 15 = n - 2*p, -5*p = -15. Suppose -n*q = -3*q - 8. Solve q = -w - 1 for w.

-3

Let t be (-2)/(46/(-50) + 1). Let b = t - -31. Solve 0 = -2*k - k + b for k.

2

Let n(a) = -a**2 + 7*a + 7. Let h be n(7). Let l(s) = s - 1. Let z be l(h). Solve -m - z = -3 for m.

-3

Let w = 11 - -9. Solve -3*r - 2*r = w for r.

-4