Let w(d) = d**2 - 4*d - 16. Let s be w(7). Solve 1 - 21 = s*a for a.

-4

Let m be 6/(-14)*(-3 - 4). Solve 0*f = -m*f + 12 for f.

4

Suppose -2*v = -3*j + 21, 2*j = -4*v + v - 51. Let z = -9 - v. Solve -h = -z*h - 20 for h.

-4

Let c = -44 + 49. Suppose -2*n + 7 = 2*q + 1, 3*n = -2*q + 6. Solve -c*d + 13 + 2 = n for d.

3

Suppose 0 = 5*k - 8 - 7. Let v be 3 - (-1 - (2 - k)). Solve v*w = w for w.

0

Suppose 5*y - 6 = 2*y. Suppose -2*g = 5*h + 12, 0*g + 5*h + 24 = g. Solve y = -f + g for f.

2

Let b be (-50)/(-8) - (-8)/(-32). Let l = b - 2. Solve 0 = -l*x - 0 - 8 for x.

-2

Suppose 0 = -a + 4 + 3. Solve a - 2 = x for x.

5

Let v(y) = -y**2 - 5*y - 1. Let x be v(-4). Let p(w) = -9*w - 2. Let m be p(-2). Solve 1 - m = x*c for c.

-5

Let d© = -2*c3 + 11*c2 - 3*c - 8. Let w be d(5). Solve 12 = -2*x - w*x for x.

-3