Let r(g) = 4*g**2 + 16*g + 21. Let q(n) = -3*n**2 - 15*n - 20. Let z(s) = -5*q(s) - 4*r(s). Let h be z(12). Solve h*a - 4 = -12 for a.

Suppose 3*h + 12 = 0, h = -0*n + 4*n - 16. Solve 0 = a + n for a.

-3

Let n = 8 + 4. Solve -5*u + 13 + n = 0 for u.

5

Let h be ³⁄₃*-2 + 6. Suppose -8 = -2*g - 2*f - h, 3*f - 16 = -5*g. Solve -2*o - 3*o = -g for o.

1

Let w = -10 - -12. Solve 0 = w*f - f for f.

0

Suppose -2*g - 7 + 21 = z, -3*g = -15. Suppose 17 - 1 = z*v. Solve -v*d + 5 = d for d.

1

Let z(u) = u**2 - 8*u + 16. Let o be z(6). Solve -2*l = -4*l - o for l.

-2

Let u = 10 - 7. Let p© = 2*c**2. Let i be p(u). Suppose 3*h - i - 6 = -2*w, 3*w - 22 = -h. Solve w*f = f - 25 for f.

-5

Let m = 9 - 4. Solve m*w - 3 - 2 = 0 for w.

1

Let g© = 5*c - 46. Let b be g(10). Solve 5 + b = 3*j for j.

3

Suppose 3*x + 6 = -4*y - 6, -2*y + 20 = -5*x. Let l = 15 + -5. Solve -2*s - l = -y*s for s.

-5