Let a = -12 + 12. Solve -20 = -a*f - 4*f for f.

Let a = 5 + -3. Let m = 2 + -3. Let c(t) = -4*t3 - 2*t2 - 2*t - 1. Let w be c(m). Solve a = -w*n - 4 for n.

-2

Suppose 2*w - 4*f = -162, 0 = -2*w - 0*f + 3*f - 161. Let i be ¹⁄₄ - w/4. Solve -3*n + i = n for n.

5

Let c(t) = -2*t - 4. Let j(w) = w**2 + 1. Let b(s) = c(s) + j(s). Let h(k) = -3*k + 7. Let m be h(3). Let a be b(m). Solve 0 = -3*r - 10 - a for r.

-5

Let q(u) = -u3 - 5*u2 + 5*u. Let z be q(-6). Let k(a) = a3 - 5*a2 - 5*a + 4. Let x be k(z). Let f be 3/(-5) - 39/(-15). Solve 0 - x = -f*w for w.

5

Suppose v + 4*t = -0*v + 10, 3*v - t = 4. Solve 0 = -0*j + v*j for j.

0

Suppose 8*s = 5*q + 7*s - 23, -5*q + 5*s = -35. Solve -u = u - q for u.

2

Let l(d) = 2*d**2 + 4*d. Let x be l(-3). Suppose 8*y + 11 = 51. Suppose y = 2*u - 5. Solve -x = -u*t - 26 for t.

-4

Let j(k) = 2*k. Let l(x) = -x + 1. Let q(v) = j(v) + l(v). Let o be q(2). Solve 0 = 2*b - o*b - 4 for b.

-4

Suppose -2*g = -22 + 18. Solve -5 + g = a for a.

-3

Suppose 6*k - 93 + 3 = 0. Solve 5*c - k - 5 = 0 for c.

4