Let z be (-1)/(4 - 0) + (-20)/(-16). Solve -i = z + 3 for i.

Let r(w) = w3 + 2 + w3 + 5*w2 - 4*w - 3*w3. Let y be (2 - ²⁴⁄₁₅)*10. Let v be r(y). Solve 2*k - v = -6 for k.

-2

Let v = -1 - -3. Suppose v*d = -2*d + 4. Solve -d = w - 5 for w.

4

Suppose -4*i + 6 = 3*z + 17, 4*i + 14 = -2*z. Let d(v) = -v3 - 4*v2 + 5*v + 5. Let h be d(-5). Solve -z*f = -h*f - 10 for f.

-5

Suppose -j = 3*c - 10, 0*c - 5*c + 30 = -5*j. Let h(y) be the first derivative of -y**²⁄₂ - 4*y + 2. Let n be h(-4). Solve n = -c*w - 4 for w.

-1

Let y(w) = -w + 7. Let n be y(7). Suppose -4*j + 3*m + 18 = n, -3*j + 2*j - 5*m = 7. Solve 4*l - 15 + j = 0 for l.

3

Let b = -4 - -9. Suppose 4*h = -2*q + 11 + b, h + 2*q = 10. Solve 8 = h*s + 2*s for s.

2

Let f = 0 - -20. Solve 3*x = -x - f for x.

-5

Let s(a) = -5*a + 8. Let r be s(-9). Suppose 27 = 4*w - r. Suppose -2*y - 2*y - w = -2*m, -11 = m + 5*y. Solve m = -3*g - 2 for g.

-2

Suppose -44 + 38 = -3*q. Solve q*c = c + 5 for c.

5

Let a(w) = w**2 - 11*w - 22. Let r be a(13). Solve 5*s = r*s - 1 for s.

-1