Let i be (2 + -2)/((-1)/1). Suppose 5*j + i*j - 10 = k, -3*k = j - 2. Solve k*u = 5*u for u.

Let b(s) be the second derivative of 0 + ¹⁄₁₂*s4 - 3*s + 0*s2 - ¹⁄₆*s**3. Let d be b(2). Solve -d*n + 6 = -0 for n.

3

Suppose b - l + 0 - 3 = 0, -b + 6 = -4*l. Suppose 0 = 2*w + b*z - 20, -z = w + z - 10. Let f be (-1)/1 + w - 1. Solve -g = g + f for g.

-4

Suppose 2*v + 8 = 4*z - 2, v + 2*z = 3. Let j(n) = -4*n - 1. Let f be j(v). Let d(q) = -q**2 + 5*q. Let p be d(4). Solve 0 = f*b + 2 + p for b.

-2

Let y(t) = t3 - 3*t2 + 2*t - 1. Suppose -3*b + 3*f = -18, 5*f - f = 2*b - 18. Let v be y(b). Solve -3*s - v = 1 for s.

-2

Let y = 7 + -4. Let w(o) = -2*o - 6. Let j be w(-4). Suppose 0*v = j*v. Solve v = 2*d + y*d - 25 for d.

5

Let u® = -r**2 + 3*r - 2. Let x be u(2). Solve -2*l + x = -2 for l.

1

Let c = -8 + 15. Let m® = r**2 - 6*r - 7. Let d be m©. Let a be 2/((-6)/(-9) + 0). Solve d = -0*j + a*j - 15 for j.

5

Let k(v) be the first derivative of v⁴⁄₄ + 8*v³⁄₃ - 5*v**2 - 9*v - 4. Let u be k(-9). Solve u = -2*q - 2 - 0 for q.

-1

Let p be -1 + (-2 - -2) + ⁶⁄₂. Solve 3 = -p*l + 1 for l.

-1

Let k(p) = -p3 - 5*p2 + 6*p + 4. Suppose -2*b + b + 30 = 0. Suppose 0*n - b = 5*n. Let u be k(n). Solve 0 = -c - u*c + 20 for c.

4