Let s(r) = r + 13. Let i(o) = 3*o**2 + 3 - 13*o**3 - 2 + 3*o**3 - 4*o**2. Let a be i(1). Let n be s(a). Solve -c + 2*c = n for c.

Let d(t) = t3 + 4*t2 - 7*t - 5. Suppose 0 = -0*z - 3*z - 12. Let u be d(z). Suppose 3*b - 2*b + 5 = 2*m, 5*m = -b + u. Solve 2*k = -b - 3 for k.

-3

Suppose -5*r - 5*b = -45, -3*r - 3 = -4*r + 2*b. Suppose -h + 2 = 2*y, -h - 3*y - 4 = -2. Suppose 4*k + h - 18 = 0. Solve 0 = -5*v + k - r for v.

-1

Let d be (-2 - -5)/(1/(-1)). Let u be ⁶⁄₂ - (-2 - d). Suppose u*o - 10 = -4*a, 0*o - 3*o + 15 = 5*a. Solve o*i = -11 - 4 for i.

-3

Suppose -4*p - 8 = 2*s, -5*s + 0 = -2*p + 20. Solve p*n - 4 = -2*n for n.

2

Let q(k) = k3 + 4*k2 - 1. Let m be q(-4). Let a = 4 + m. Let c be -4 + (-98 + 2)/(-4). Solve -a*j = 2*j - c for j.

4

Suppose -4*d + h = -4, 5*d - 4*h - 5 = -0. Let f be (-6)/15 + (-104)/(-10). Let v = -6 + f. Solve v*o + d = 17 for o.

4

Suppose -d - 5*a + 12 = 0, 7 = -d + 4*a + 1. Solve -d*m = -0*m for m.

0

Let m be (2/(-2))/(5/(-30)). Solve 0 = -8*h + m*h + 8 for h.

4

Let r = 39 - 32. Solve -2*c = -r*c + 25 for c.

5

Suppose -8*u = -9 - 15. Solve 2*c = -u - 7 for c.

-5