Let r = 67 - 62. Solve 0 = r*h - 15 - 10 for h.

Let h be -3 + 1 + (-72)/(-18). Solve n - h = 3 for n.

5

Let b© = -3*c. Let f be b(-1). Suppose -3*u - 7 = -5*w, -5*w = 4*u - f*u - 11. Solve -4*t = -u - 3 for t.

1

Let b be ((-1)/3)/((-1)/6). Suppose 3*k = -3*d + 18, 0 = 2*d - 0*d - 5*k + b. Solve -d*p = -7*p for p.

0

Suppose -2*g = g - 4*k - 24, 5*k = 0. Suppose -l = -g - 7. Solve -4*w = l - 3 for w.

-3

Let w(i) = 10*i. Let u be w(1). Let h be (⁴⁄₁₀)/(1/u). Suppose -12 + 0 = -h*k. Solve -16 = g + k*g for g.

-4

Suppose 4*u = -3*k + 8, 5*u = 5*k - 2 + 47. Let t = -3 + u. Solve 0 = z + t*z for z.

0

Suppose 6 = -3*y, -8*v + 12*v + 5*y - 2 = 0. Solve 0 = 4*b + 23 - v for b.

-5

Let m be ((-6)/1)/((-6)/4). Suppose 4*c = m + 4. Suppose -c*f + 17 - 7 = 0. Solve -2*h = -h - f for h.

5

Let o(w) be the second derivative of w⁵⁄₆₀ + w⁴⁄₁₂ - w³⁄₆ + w2 + 2*w. Let s(z) be the first derivative of o(z). Let c be s(1). Solve c*r = -1 - 3 for r.

-2

Let i(o) = o3 - 4*o2 + 3*o + 1. Let g be i(3). Let f be (0 + 2 - 2)/2. Suppose f = 3*c - 8*c. Solve -3*v + g + 2 = c for v.

1