Suppose 5*c + 20 = d, -2*d + 6*d - 61 = c. Solve -3*k = -6*k + d for k.

5

Let p(b) = -b + 8. Let r be p(4). Solve o = r*o for o.

0

Let d = 7 - 2. Let u(l) = -2*l2 - d*l - l3 + 4 + 2 - 5*l**2. Let a be u(-6). Solve -i - 3 = -a for i.

-3

Suppose 3*f - 3*o - 9 = 0, -o = 2*f - 4*o - 7. Suppose f*d = 4 - 0. Solve 8 - d = -2*m for m.

-3

Suppose 0 = -2*k + 4*g + 20, 0 = 2*k - 5*g - 8 - 15. Suppose -k*f - c + 4 = -f, 12 = 3*c. Solve f = -0*r + 3*r + 9 for r.

-3

Let k® = r3 + 4*r2 + r + 4. Suppose w + 0 + 4 = 0. Let y be k(w). Suppose -h = 2*b - 2, y = -2*b + 6*h - h + 26. Solve b*f + 2 = f for f.

-1

Let q = 103 + -100. Solve 0 = -q*y - 1 + 4 for y.

1

Let v(b) = b2 - 7*b - 5. Let k(f) = -f2 + 4*f + 3. Let x(h) = -5*k(h) - 3*v(h). Let n be x(0). Solve -5*j + 15 = -n*j for j.

3

Let j(k) = -k3 - 5*k2 + 4*k - 6. Let d be j(-6). Solve -p - 5 = -d*p for p.

1

Let p = 9 - 1. Suppose 3*w + 5*j + p + 3 = 0, -j - 19 = -5*w. Solve 2 = w*x - 7 for x.

3