Let i(w) be the second derivative of w**4/12 - 7*w**3/6 + 3*w**2/2 - 3*w. Let h be i(7). Suppose -14 = -4*o + z, 2*o - z - 3 = h. Solve o*n - 4 = 2*n for n.

Let l(f) = -f**2 + 9*f - 14. Let s be l(7). Suppose y + 7 = r, 3*y - 53 = -5*r - 2. Suppose -1 = 4*j - r. Solve s = -t + 2 + j for t.

4

Let q = 15 - 11. Let v(m) = m**2 - 4*m + 5. Let k be v(q). Solve 0 = 2*l - k*l + 12 for l.

4

Suppose 16 + 0 = 4*t. Suppose -3*b + 5*w = 4*w + 11, t*w - 28 = 4*b. Let f be (-3)/b + ²⁄₄. Solve f = -0*r - r for r.

-2

Let k = 16 - 11. Solve 0*o = -k*o + 25 for o.

5

Let k(q) = -q3 + 5*q2 + 10*q - 8. Let s be k(6). Suppose -2 = -m + 3. Solve -s = -m*d + 4 for d.

4

Suppose 10 = q + 4*q. Let j(h) = -3*h2 - 3*h - 9. Let o(z) = -z2 - z - 4. Let n(d) = -2*j(d) + 5*o(d). Let y be n(q). Solve -c + y*c = 9 for c.

3

Let f be (³⁹⁄₁₅)/((-44)/(-20) - 2). Solve 4*u + 3 = -f for u.

-4

Let j = -6 - -6. Let x be 1*(j - -1) - -1. Solve -x = -y - 3 for y.

-1

Let w = 1 - 1. Let y be ⁸⁶⁄₁₀ - (-6)/15. Solve -2*r - r + y = w for r.

3

Let b be (31 - 5) + 2*1. Suppose 5*z - 10 = 2*a, 0*z - 2*z + b = 4*a. Let g = 0 + a. Solve -g*i - 6 = 9 for i.

-3