Let y(h) = 5*h - 20. Let k be y(5). Solve -7 - k = 3*d for d.

-4

Let w(p) = p. Suppose 42 = -3*n + 3*v, 4*n + 80 = v - 3*v. Let c be -1 + n/(3 + -6). Let r be w©. Solve r*y = 4*y for y.

0

Let h = 18 + -18. Solve h = -5*u + u for u.

0

Suppose 4*w - 20 = 2*w. Let d = w - 16. Let g be (12/(-9))/(2/d). Solve -r + 10 = g*r for r.

2

Let x(o) = -o**2 + 10*o + 15. Let h be x(11). Solve 1 + 7 = -h*s for s.

-2

Suppose 4*s - 14 - 6 = 0. Let y = s + -5. Solve 0*q - q + 2 = y for q.

2

Suppose -2*v = 3 + 1. Let d be -1 - (6/v)/3. Solve u + 2*u + 12 = d for u.

-4

Let b be -7(2 - (-32)/(-28)). Let g be (8 - -1)(-2)/b. Solve 3*r - 3 = g for r.

2

Let y be 6/(2/(-1)) + 3. Suppose -2*d + 2*p = d + 4, y = 4*d + p - 13. Solve -c + d = -2 for c.

4

Suppose -2*h = -7*h + 20. Let b = 2 + 2. Solve 0*n - h*n - b = 0 for n.

-1