Let a = 2 - 0. Solve a*k = -3*k - 20 for k.

Suppose -u = u. Suppose 5*g - 31 = 19. Let w = 30 - g. Solve s + 3*s + w = u for s.

-5

Suppose -2 = -d + 8. Suppose 4*k - 43 = 33. Suppose -k = -4*q + 25. Solve -6*y + d = -q*y for y.

-2

Let c(d) = -d**3 - d + 9. Let q be c(0). Let s = -18 + q. Let r be (-2)/((-12)/s + -2). Solve -4*n - r = -n for n.

-1

Suppose 3*v = 4*y - 23, 3*y - 11 - 6 = 2*v. Suppose -2*g = 3*f + 4, 0 = -3*f - y*g - 22 + 3. Solve c + 6 = -f*c for c.

-2

Suppose 0 = -2*f + 3*f - 2. Let i be 2 + 0/(0 - f). Suppose 7 = i*p + 3. Solve 0 = 2*r - p - 0 for r.

1

Let t be 1/(((-4)/(-2))/(-2)). Let m = 3 - t. Solve -m*a + 4 = -0 for a.

1

Suppose -2*z + 4*u - 10 = -2, -5*z = 4*u - 8. Solve p + 2*p = z for p.

0

Suppose -3*z + 12 = 2*s - 8, -24 = -s - 5*z. Solve 7 + 9 = -s*y for y.

-4

Let c = 4 + -8. Let j be (-63)/(-12) - (-1)/c. Solve j + 11 = -4*y for y.

-4

Let z(f) be the third derivative of -f⁵⁄₆₀ + 5*f⁴⁄₁₂ - 3*f³⁄₂ - 2*f2. Let d be z(8). Solve 0 = d*x - 2*x + 10 for x.

-2