Let c(z) = -z3 + 11*z2 + 13*z - 9. Let j be c(12). Solve -t - 12 = j*t for t.

-3

Suppose 5*r = -5*m + 4 - 14, 3*r = -2*m - 8. Let h = 8 + -3. Suppose h*k - 19 = -3*j, 0*j - 8 = -4*j + m*k. Solve 9 - 3 = -j*q for q.

-2

Suppose -3*f = -2 - 13. Let x be ((-22)/(-3))/(1⁄3). Suppose 4*c - 62 = -x. Solve f*n = c + 5 for n.

3

Let w = 39 - 36. Solve -w - 1 = y for y.

-4

Let g = -3 - -3. Let d(q) = q3 - 4*q2 - 3*q - 6. Let f be d(5). Solve g - f = i for i.

-4

Suppose -3*z = 4*p - 27, 3*z + 4*p - 27 = 2*p. Suppose 2*u - 4 = -3*r, -3*u = 4*r - r - z. Let h = r - -2. Solve -l = -h*l for l.

0

Let s(q) = -q - 2. Suppose -20 = -g - 4*g. Let u(y) = -2*y - 3. Let b(o) = g*u(o) - 5*s(o). Let z be b(-2). Solve -3*f - 1 = -z*f for f.

1

Suppose 3*y - 208 = -y + 2*u, 5*y - u - 266 = 0. Let m be 4⁄18 - (-96)/y. Solve m*n = -n - 15 for n.

-5

Suppose -30 = -a + 5*b, 4*a = a - 4*b - 5. Solve -a*z = -z - 4 for z.

1

Suppose 0*v - 4*u = v, -4*u + 16 = -3*v. Let a© be the first derivative of -c4⁄2 - 7*c3⁄3 - 5*c**2⁄2 - c + 1. Let s be a(v). Solve 0 = 5*l + s - 10 for l.

-5