Let s be (-1 - 2)/(5 - 6). Solve d - 20 = -s*d for d.

Suppose 5*f - 3*b - 50 = 0, f - 2*b = 2*f - 10. Suppose -f = -3*o - 2*o. Solve -o*h - 1 = -5 for h.

2

Let a = -4 + 9. Suppose a*x + 0*x = 0. Let d(s) = s. Let n be d(3). Solve 3*i = -x - n for i.

-1

Let n(p) = p3 + 6*p2 + 5*p - 4. Let m(a) = -a**2 - a. Let j(o) = -6*m(o) - n(o). Let y be j(0). Suppose 4*z = -y, k + 2*z - 6 = -3*k. Solve 3 = b + k for b.

1

Let a = 25 + -5. Suppose 16 = 2*g + 5*c, -3*c + 2*c = 4*g - 14. Solve a = g*k + k for k.

5

Let b(d) = -d**2 + 7*d - 3. Let c be b(4). Solve c = -3*n - 0 for n.

-3

Suppose -9*o + 14*o = 10. Let u = 13 - 8. Solve -5 - u = -o*r for r.

5

Let h be (¹⁶⁄₁₀)/((-2)/25*-5). Solve -m = h*m - 20 for m.

4

Let p be (-15)/25 - (-81)/(-15). Let s be (0*3/p)/2. Solve s = 3*k - 0 + 3 for k.

-1

Let z = -1 - -2. Let r = -18 - -35. Let w = -14 + r. Solve w - z = -t for t.

-2

Let k be ⁴⁰⁄₁₅ + (-4)/6. Let y = 1 + k. Suppose 3*j - 12 + y = 0. Solve j*v - 10 - 2 = 0 for v.

4