Let a(y) = -3*y - 18 + 18. Let z be a(-1). Solve -k + 16 = z*k for k.

4

Suppose -l = 2*v - 33, 0*v + l = 3*v - 42. Solve -r + 6*r - v = 0 for r.

3

Suppose 2*w + 13 = 3*s + 4*w, 2*s + 4*w = 14. Solve 5*k = -s - 2 for k.

-1

Suppose -4*z + 17 = -5*d - 18, -5*z + 3*d + 47 = 0. Suppose a + 4*h - 10 = 0, -3*a - z + 33 = 5*h. Solve -a*u + 12 = -2*u for u.

3

Let z© be the first derivative of c33 + 4*c2 + 5*c - 2. Let x(k) = k**2 + 8*k + 6. Let b(u) = 5*x(u) - 6*z(u). Let y be b(-8). Solve y = 3*q - 0*q for q.

0

Let k be (1 + -2)/(-1)*4. Suppose 5*q - 76 - 4 = 0. Solve -k*j + 8*j = -q for j.

-4

Suppose 5*s = 22 - 12. Solve 3*j = 14 - s for j.

4

Suppose y = 5*y - 4. Suppose 2*x = -y + 5. Suppose 2*d + x*s = -s - 1, -2*d + 2*s = -14. Solve 2 = 2*l - d for l.

3

Suppose -2*u + 6*u = -20. Let z = u + 8. Solve 2*w = -5 - z for w.

-4

Let f(a) = a3 + 9*a2 + 7*a - 6. Let g be f(-8). Suppose -v + 30 = -c, 0 = c - g. Solve -v = -5*x - 7 for x.

5