Suppose -5*k + 10 = 4*f, 4 = 4*f + k + k. Suppose -p + 2*p = 20. Solve f*b - p = 5*b for b.

-4

Let o(x) = -x**2 + 7*x + 20. Let m be o(9). Solve -8 = -3*v - m for v.

2

Suppose -a + 2*a + 4 = 0, -3*x - a = -11. Suppose -x*c = -6*s + 2*s - 42, -5*c + 45 = -5*s. Suppose -o - c = -3*o. Solve 20 = o*b + 8 for b.

4

Let g(k) = -k**2 + 19*k - 30. Let s be g(17). Solve s*c - c = 3 for c.

1

Suppose -4 = a - 6. Solve 0 = a*y + 3*y for y.

0

Suppose -5*v + 10 = -0*v. Solve -m + v = -3 for m.

5

Let a(u) = u - 4. Let n be (3/(-2))/(9⁄12). Let x be (n/4)/(3/(-42)). Let z be a(x). Solve z*m = -m for m.

0

Let v(u) = u - 21. Let x be v(27). Solve r - x*r = -20 for r.

4

Let z = -7 - -3. Let l = -4 - z. Solve l*m = 2*m for m.

0

Suppose 0 = 5*c - 16 - 4. Let u(f) = f3 - 3*f2 - 4f - 1. Let s be u©. Let b be s(3 + -1 + -3). Solve -4*g + 5 = b for g.

1