Let o = -13 + 15. Let n(t) = t - 4. Let j be n(8). Suppose -j = -4*w + h - 9, -25 = -4*w - 5*h. Solve w = -4*i + o*i + 8 for i.

4

Suppose 2*u - u = 3*t + 15, -t - 5 = -4*u. Solve -r = -u*r for r.

0

Let u = 2 + -2. Let f be (-5 - 0) + u - 0. Let q = -4 - f. Solve -2*y - q - 7 = 0 for y.

-4

Let a(s) = 2*s. Let l be a(1). Let j(b) = -b3 - 4*b2 + 4*b + 1. Let z be j(-5). Suppose -z*t + 12 = -l*t. Solve 2*o - t = 1 for o.

2

Let h be (-2)/((-5)/((-15)/(-2))). Suppose -s + 13 = -2*f, s = -h*f - 0*f - 7. Solve -n = -s*n - 8 for n.

-2

Suppose -t = -4*t - 27. Let f be 1/((-1 - 2)/t). Let r(k) = k3 - 3*k2 + 4*k - 3. Let q be r(f). Solve q = 4*a - a for a.

3

Suppose -3*y = -5*z - y - 20, -25 = -5*y. Let a = 5 + z. Solve s = a*s + 4 for s.

-2

Let m(q) = 8*q2 + 1 - 3*q2 - 2. Let b be m(-1). Suppose 3*r = 2*r + b. Solve -u - r*u = -15 for u.

3

Let v be ((-36)/(-21))/((-2)/(-21)). Let h = 25 - v. Solve -h*y + 3*y + 4 = 0 for y.

1

Suppose 3*t - 40 = 2*r, 0 = -r - 0*r + t - 18. Let q = 23 + r. Suppose -4*h - 4 = 4*z, 2*h = 4*z - 7*z - 7. Solve h*v = v - q for v.

-3