Suppose -2*h - r = -7*h - 3, -h - 2*r + 6 = 0. Solve -5*t + 25 = -h*t for t.

5

Let o(k) = -k3 - 6*k2 - 7*k - 5. Suppose 0 = 3*p - 7*p + 40. Suppose -x = x + p. Let d be o(x). Solve 0 = -w - d - 0 for w.

-5

Let n = -31 - -36. Solve -n*m + 0*m = 20 for m.

-4

Suppose l + 2*l = -y + 8, 0 = -3*l - 4*y - 4. Let p(q) = 1 + 21*q**2 + 3 - 5. Let k be p(1). Solve 0*o - k = -l*o for o.

5

Let c(s) = s**2 - 3*s - 4. Let l be (-75)/(-9) + 3/(-9). Let x = l + -4. Let k be c(x). Solve 2*o = 6 - k for o.

3

Suppose 0*f = 13*f. Solve -2*t + 4*t = f for t.

0

Let y = 6 - 3. Solve 0 = y*w - 5*w for w.

0

Let c be (12/(-9))/(2/(-12)). Suppose -5*i + 14 + c = 4*y, 1 = 2*i - y. Solve 2 + i = -w for w.

-4

Let c(m) = -m**2 - 6*m - 1. Let n be c(-5). Suppose 1 = -5*u + 6, n*f + 4*u = 16. Suppose -2*s + 2*p = 4, -f*s - 2 = -5*p + 8. Solve -10 + s = -5*v for v.

2

Let n be -1 + -4 + -4 + 9. Solve n*r + 15 = -3*r for r.

-5