Let b be (-4)/10 - 2/(-5). Solve 4*w + b*w = 16 for w.

Let k(b) = -b3 - 5*b2. Let d be k(-5). Suppose d = -2*q + 6*q. Solve z + 3*z + 20 = q for z.

-5

Suppose -5*s - 15 = w, 2*w + 2*s + 3 = -3. Let p = w - -6. Solve 2*x = p*x - 12 for x.

3

Suppose 0*z + 5*z - 17 = -4*l, z - 1 = 0. Let v be ¹⁄₂ + l/(-6). Solve v = 3*c + 1 + 8 for c.

-3

Let c(a) = 18*a + 26. Let z be c(0). Solve 0 = 5*v + z - 6 for v.

-4

Let y be ¹⁄₁ - 3 - -3. Suppose -5 = -s - y. Solve -s*d - 7 = 5 for d.

-3

Let d(n) = 2*n + 33. Let i be d(-15). Solve 4 - i = l for l.

1

Suppose -5*h + 6 = -2*h. Suppose y = h*y. Solve y = -z - 3*z for z.

0

Let m = 25 - 23. Solve -m*g - 3*g = 0 for g.

0

Let h(a) be the second derivative of a⁴⁄₁₂ + a³⁄₂ - 5*a**²⁄₂ + 3a. Let k be h(-5). Let t be 3(0 + 1) + k. Solve -s - t = -5*s for s.

2

Let q = 21 - 11. Suppose -q = 2*y - 22. Solve -j = j - y for j.

3