Let o(z) be the second derivative of -z3⁄6 + z2 - 3*z. Let b be o(0). Suppose -c + a = 5*a + 13, 0 = 2*a + 10. Solve b*l = -17 + c for l.

-5

Let s be (-8)/(-20) - (-6)/(-15). Solve -3*n + 16 - 7 = s for n.

3

Suppose c + 2*c + 2 = 5*g, 0 = -4*g + 4. Let r be (-3 - c)/(-2 + 0). Suppose 3*f + 95 = 5*u - 2*f, -5*f = u - 1. Solve 6*s - r*s - u = 0 for s.

4

Suppose -3*b + 6 = -3. Solve -15 = b*l - 6 for l.

-3

Let u(a) = a - 2. Let m be u(5). Let j = 10 - -6. Suppose -2*c - 4*r - 19 = -7*c, 4*c - j = 4*r. Solve -2*v + m + c = 0 for v.

3

Suppose -5*i + 32 - 7 = 0. Suppose -2*w = -r, i*r + 0*w = -w + 11. Solve 0*d - 4 = r*d for d.

-2

Suppose 0 = -3*k - 3*t - 3, -t - 1 = 3*k - 4. Suppose k*s - a = 0, 2*s - 12 = -0*s - 2*a. Solve w = 2*w - s for w.

2

Let u(k) = -k**2 - 7*k + 1. Let b be u(-7). Let t be (-18)/(-6) + 0 + b. Solve v = -v - t for v.

-2

Let b be -1 - (-1)/(-1) - -7. Suppose 3*f - 6 = -3. Let l = b - f. Solve 4 + 4 = -l*t for t.

-2

Let c = -32 + 39. Solve -2*u + c*u = 5 for u.

1