Suppose -6*k + 7 = -5*k. Let n = k - 5. Solve 0 = 5*z + n + 13 for z.

Let a be 7/(-21) - (26/(-6) - -1). Solve 0*b + a = -b for b.

-3

Suppose 4*a + 4 - 32 = 0. Solve -a - 2 = 3*c for c.

-3

Let l® = r3 - 5*r2 - 7*r + 6. Let b be l(6). Solve b = -w - 0*w - 1 for w.

-1

Let w be -3*((-55)/15 - -3). Solve -w = -5*z - 22 for z.

-4

Suppose 5*x = 41 - 1. Let z® = -r**2 + 8*r + 4. Let s be z(x). Suppose 2*p - 19 = -s*k + p, 3*k + p = 15. Solve -18 = k*f - 2 for f.

-4

Let f = 27 + -23. Solve 1 = -5*u - f for u.

-1

Let p(g) = -4*g + 31. Let y be p(7). Solve 0*f - 12 = -y*f for f.

4

Let u(n) = 2*n - 16. Let h be u(8). Suppose 0*a = 3*a - 9, -g = -5*a + 13. Suppose 4*b + g*o + 6 = 2*b, -6 = -2*b + o. Solve 0 = -z - b - h for z.

-1

Let d be (6/(-2) + 27)*1. Let y be d/14 + (-4)/(-14). Solve -12 = 2*c + y*c for c.

-3

Let r(n) = -n3 + 4*n2 + 14*n + 4. Let l be r(6). Solve 6*q - 2*q = l for q.

4