Let r = 12 + -4. Let i be 1/(4/(-10))*-2. Let c = r - i. Solve -o + 6 = -c*o for o.

-3

Let s(y) = y3 - 8*y2 + 9*y - 10. Let p be s(7). Suppose 0 = -p*f + f + 12. Solve -3*c - 11 = f for c.

-5

Suppose -2*r + 7 = 23. Let h(y) = y3 + 7*y2 - 9*y - 1. Let k be h®. Suppose -2*l - 3*t + 18 = 6, -k = -l - 2*t. Solve -l*g - 2*g + 15 = 0 for g.

3

Suppose 3*s + 35 = 5*i, 5*i + 91 - 21 = -4*s. Let h = -2 + -9. Let j = h - s. Solve 0 = j*t - 4 - 4 for t.

2

Let n = -4 - -7. Suppose 0 = -2*a - 3*a + 10. Suppose 4*q - 3 = -2*v + 5, -q = -a*v + 8. Solve n*u - 6 = -q*u for u.

2

Let d(g) = -g + 8. Suppose 0*z = y + 3*z + 6, 36 = 4*y - 3*z. Let s be d(y). Suppose -3*q + 33 = s*w - 3*w, -5*w = 3*q - 15. Solve 0 = 4*r + q + 6 for r.

-4

Let s be 4*(9/(-6) + 4). Solve 7*l = s*l - 12 for l.

4

Let y(a) = 0*a2 - a2 + 2*a - 7 + 7*a. Let o be y(8). Solve 7 = 4*r - o for r.

2

Let f(t) = -5*t - 21. Let x be f(-5). Solve -8*c - 16 = -x*c for c.

-4

Suppose 9*v - 56 = 2*v. Solve 4*a + v = -8 for a.

-4