Let k(r) = -r**2 - 6*r - 9. Let q be k(-6). Let h be (-2)/(-9) + (-7)/q. Solve -3 - h = -a for a.

Let y(s) = -s3 - 6*s2 - 6*s - 1. Let h be y(-5). Let d = h - 1. Solve -d*r = -0*r for r.

0

Let c® be the first derivative of r⁴⁄₄ + 4*r³⁄₃ - r**²⁄₂ + r - 2. Let l be c(-4). Let y = 5 - l. Solve -f - 5 = -y*f for f.

-5

Suppose -3*n = -5*p - 4, -5*n + 8 = -n - 4*p. Solve -n*l = l for l.

0

Suppose 40 = -3*l + 5*l. Solve -4*u = -l + 4 for u.

4

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

-5

Let i(z) = z2 + 3*z - 4. Let d be i(-5). Suppose b + b = d. Let c(h) = -h3 + 3*h**2 + h - 1. Let g be c(3). Solve -11 = b*m - g for m.

-3

Suppose -z = -3*z + 2*d - 8, 5d - 25 = 0. Let x be ⁴⁄₂(-3)/(-2). Suppose -x*l + 2*l = -21. Solve 4*n - z = -l for n.

-5

Suppose -32 + 47 = 3*n. Solve 0 = t - n + 7 for t.

-2

Let m(p) = 9*p**2 + 2*p - 1. Let t be m(1). Let d be 5/(-20) - 25/(-4). Suppose 0 = d*x - x - t. Solve -x*c = -5*c + 9 for c.

3

Suppose -3*c - 20 = -8*c. Let o(q) = -q3 + 6*q2 - 2*q - 4. Let w be o©. Solve w = 3*x - 8*x for x.

-4