Let p be ((-18)/(-21))/(1⁄28). Suppose 0 = -2*d - 4*i - 4, -5*d + d - 4*i = 0. Suppose d*u + 3*k = 5*k, -5*u + p = k. Solve -o = -0 - u for o.

4

Suppose l + l = 5*t - 7, -5*t = 4*l - 1. Let g(a) = 5*a3 - 2*a2 + 3*a - 2. Let k be g(t). Solve 0*r + k = 2*r for r.

2

Let r(y) = -y3 + 4*y2 + 7*y - 4. Let v be r(5). Solve 5*s + 1 - v = 0 for s.

1

Let h be 2⁄3 - 210⁄18. Let s = 13 + h. Solve -y - 6 = s*y for y.

-2

Let m(u) = -2*u - 56. Let d be m(-29). Solve d*v = 2 - 0 for v.

1

Let i(w) = 2*w + 42. Let h be i(-21). Solve h = -k - 3*k for k.

0

Let b be -1*32/(-2). Let w be (1 - (-6)/(-2))-1. Suppose 0 = 5*o - 2*y - 4, 0*y - 5*y - 10 = w*o. Solve o = u + b*u + 12 for u.

-3

Let z(q) = q**2 - 11*q - 8. Let d be z(12). Suppose 0 = -d*a - 5*n - 3, 0 = 5*n + 15. Solve -c - a*c = 0 for c.

0

Suppose -2*q - 1 = 3*h, h - q - 2*q = 18. Suppose -4*z + h*z + 6 = 0. Suppose -3*f - 3 - 7 = 2*p, 0 = -2*p + f + z. Solve -p - 14 = -3*g for g.

5

Let l = -9 - -1. Let s be 4/l - (-22)/4. Suppose -13 = -2*x - 3. Solve -s = -2*j + x for j.

5