Let k be 4/(1 + (-1 - -2)). Suppose -p + 0 = -k. Solve p*v + v - 15 = 0 for v.

5

Let g = -5 - -8. Let x(k) = 2*k + 9*k2 + 1 - 5*k2 + 4*k**2. Let h be x(-1). Solve -g - h = 2*v for v.

-5

Let j(i) = i**2 - i. Suppose -4h - 6 + 2 = 0. Let y be (0/h - 1)-1. Let a be j(y). Solve b = -a*b - 2 for b.

-2

Let y(l) = -l - 8. Let j be y(-15). Let k(d) = d**2 - 6*d + 2. Let g be k(6). Solve g*i = j*i - 10 for i.

2

Let b = -7 + 9. Suppose 0 = w + 3*k, 0 = w + 4*k + k + b. Solve w*z + 10 + 5 = 0 for z.

-5

Let o(n) = -n3 + 8*n2 - 6*n - 7. Let x be o(7). Solve 2*l + 2*l = x for l.

0

Suppose 0*k - 2*k + 36 = 0. Solve 0 = 5*c + 3 - k for c.

3

Let a be 12 - 2 - (6 - 5). Solve 11 + a = -4*l for l.

-5

Suppose 4*c + 2*q - 16 = -0*c, 5*c + 3*q = 21. Solve -c = 4*k - 11 for k.

2

Let k = -1 - -3. Suppose 10 = 2*c - 0*c + 5*d, -10 = -4*c - 5*d. Let o = k + c. Solve 16 = -o*r + 6*r for r.

4