Let o(d) be the second derivative of d**3/6 - 7*d**2/2 - 6*d. Let w be o(10). Solve -w*f - 8 - 1 = 0 for f.

Let p be (-3)/53(-90)/81. Let w = -4 + 3. Let n be (w - -2)/1*3. Solve -n*l + 4*l = -p for l.

-2

Let d(s) = s3 - 4*s2 - s. Let w = 0 + 4. Let l be d(w). Let o = l - -6. Solve -o*r + 20 = 3*r for r.

4

Let s(b) be the first derivative of -b⁴⁄₄ - 4*b³⁄₃ - 3*b**²⁄₂ - 4*b + 1. Let t be s(-4). Let g = -5 + t. Solve 5 = 2*y - g*y for y.

-5

Let x be 4/(1*²⁄₄). Suppose 2*q - 2*b = x, -3*q + 4*b = -b - 12. Solve 0 = r - q - 0 for r.

4

Suppose -17*k - 20 = -22*k. Solve 4*t + 0 - k = 0 for t.

1

Suppose 0 = 2*h - 5 - 5. Suppose 4*g + 8 = -0*g, 4*x - 16 = 4*g. Suppose 2 = x*c - 4. Solve -10 = -h*k + c*k for k.

5

Let t(q) = -q3 - 6*q2 + 7*q - 4. Let y be t(-7). Let k = 5 + y. Solve 5*z - 9 = k for z.

2

Let g(i) = i3 + 5*i2 - 3*i - 11. Let b be g(-5). Solve 5 = -b*t - 11 for t.

-4

Let r = 3 - 2. Let w = r + 8. Let q be (w/6)/(³⁄₄). Solve 0 = -2*g + q + 6 for g.

4

Suppose 2*s = -0*s + 36. Solve 5*c + 7 + s = 0 for c.

-5