Let z(v) = v**2 - 4*v - 9. Let k be z(7). Solve 4*i - 8*i = -k for i.

3

Let v be (1 + -1)/(-4 - -3). Solve -6 = -3*i - v for i.

2

Let d be (0 + 1)*1*4. Solve -3*o - 1 = -d*o for o.

1

Let z(f) = -5*f - 1 - 4*f2 + 5 + 1 + f3. Let a be z(5). Solve 4*p - a = -p for p.

1

Let t(q) = q + 9. Let h be t(-7). Solve 2 = -2*b - h for b.

-2

Suppose 5*c + 90 = 2*x, 0 = 5*x - c + 2*c - 198. Suppose 0 = 5*d - x - 5. Solve 5*z = d + 1 for z.

2

Suppose -5*d + 8 = -3*d. Solve -12 = -d*j - 0 for j.

3

Let t = 1 + -1. Suppose 2*g - g = t. Solve -8*r + 3*r = g for r.

0

Let u(d) = -17*d - 2. Let s be u(-3). Let h = -33 + s. Solve -3*x + h - 1 = 0 for x.

5

Let v = -11 - -15. Let b be 6/v - 3/(-6). Solve b*f + 3*f = 20 for f.

4