Let d = -3 + 7. Suppose -d*y = -2*y - 12. Solve -y*x + x + 15 = 0 for x.

Let k(m) be the second derivative of m³⁄₆ - m²⁄₂ - m. Let p be k(5). Solve p*v = -13 + 33 for v.

5

Let x(b) = -b3 + 2*b2 + 4*b - 3. Let v be x(3). Let i be 14 - (v/2 - 1). Let z(w) = 2*w. Let l be z(1). Solve -j = l*j + i for j.

-5

Let q = -64 + 64. Solve -2*a = -q*a for a.

0

Let q = -38 + 25. Let u = q + 33. Let h be 0/1 - (-8 - (-2 + -3)). Solve w + h*w - u = 0 for w.

5

Suppose -q + 0*q + 16 = 0. Suppose u = -u + q. Solve 0*h = 2*h + u for h.

-4

Let n = 8 - 7. Let w = 2 + 0. Suppose -11 = h + 3*b, -3*h + 4 - 2 = w*b. Solve -n = 5*j + h for j.

-1

Let j(v) = 2*v**2 + 8*v + 6. Let z be j(-7). Suppose 2*k + 5*s - 21 = 5, -5*k + z = 4*s. Solve y = 3*y - k for y.

4

Let m = -3 - -9. Suppose 0 = 2*o + 2*s - 8, 3*o + m*s - 10 = 4*s. Solve o = 2*d - 0 for d.

1

Suppose 3 = 2*j + 21. Let m = j - -9. Suppose -2*o + m*o = 0. Solve 5*s + 15 = -o*s for s.

-3

Let b(q) be the first derivative of -q**²⁄₂ + 8*q - 2. Let a be b(6). Let h be 0/3*a/(-4). Solve 2*l + h*l = 0 for l.

0