Let m be (-81)/(-15) - (-2)/(-5). Let z = -3 + 11. Suppose -5*b - t = -z - 5, -b + 5*t = -13. Solve -b = -4*a + m*a for a.

-3

Suppose 4*n + 3*c - 1 = 1, 2*c + 14 = 5*n. Suppose -4*p + 4*b + 8 = -0*p, 3*p + 4 = -n*b. Solve -4*f + 5 - 1 = p for f.

1

Let i(h) = -3*h + 18. Let m be i(5). Solve -m = 2*q - 5*q for q.

1

Suppose 3*g - 2*g - 2 = 0. Solve 0*a = g*a for a.

0

Let w(l) = l3 + 12*l2 + 19*l - 10. Let s be w(-10). Solve -4*c - c - 10 = s for c.

-2

Let z(m) = -m + 1. Let o be z(2). Let n(u) = -2*u. Let t be n(o). Suppose -t*l = -4*h + 12, -h - 3*l - 11 = -0*h. Solve -h = -i - 0 for i.

1

Suppose 5*h - 4*d - 1 = -3, -3*h + 18 = 4*d. Let y(f) = -f3 + 8*f2 - 8*f + 9. Let m be y(7). Solve -j + h*j = m for j.

2

Suppose -2*y = 2*y - 48. Solve 0*h - y = 4*h for h.

-3

Let n = -47 + 58. Solve n = -2*x + 1 for x.

-5

Suppose 9*v - 15 = 6*v. Suppose -j = -2*j - v*t + 4, 0 = -2*j - t + 8. Solve u - 1 - j = 0 for u.

5