Let v be (-9)/(-12) + (-81)/(-4). Suppose -4*n + v = -i, -n + 2*n + 2*i = -6. Solve -c - n*c + 25 = 0 for c.

5

Let z = 5 - 5. Let y = 2 - z. Solve -y*l = -0*l + 2 for l.

-1

Suppose 3*z = -a - 1, 0 = -3*z + 5*a - 3 + 8. Suppose z*j = -j + 5. Let m® = 6*r3 - r2 - r + 1. Let t be m(1). Solve 5 + j = -t*u for u.

-2

Let j(v) = 2*v**2 - 12*v - 10. Let t be j(7). Solve 0 = -0*b + 2*b + t for b.

-2

Let h(s) = 6*s - 1. Let u be h(1). Suppose -2*q + 3*z + 5 = 0, 2*q + 3*z - 7 = q. Suppose 5 = k + q. Solve -u*p - 16 = -k for p.

-3

Let s = -13 + 16. Solve 3*p + s = -6 for p.

-3

Suppose 0 = -3*p - 12, n - 14 = -2*n + 2*p. Let c = 86 - 17. Let v be (-2)/(-4) + c/6. Solve -f - n*f = v for f.

-4

Suppose 39 = -5*h + 54. Solve k - 2*k + h = 0 for k.

3

Let a be (-1)/((-30)/14 + 2). Let b = a - 4. Let c be -1 - (-2 + b) - -2. Solve h = -c*h - 1 for h.

-1

Let y = 12 - 10. Suppose s = -3*q - 5, y*s + 5*q + 31 = 6*s. Solve 4*v + s = 5*v for v.

4