Let o(f) be the second derivative of f**4/12 - 2*f**3/3 - 2*f. Let j be o(5). Suppose -y - 10 = -2*c, -5*y + y = c - j. Solve -25 = 4*a - c for a.

Let y = 131 - 129. Solve -y = -2*r + 4*r for r.

-1

Let k(p) = -p**2 - 2*p - 1. Let q be k(-2). Let w be (3 + q + -1)*5. Solve -5*t = -4*t - w for t.

5

Let y(k) = -1 + k - k3 - 2*k - 2 + 5 + 2*k2. Let d be y(2). Solve 5*x + 5 = -d for x.

-1

Let j be (-2 + 2)/((-16)/8). Solve j*f - 5*f = -5 for f.

1

Let n(a) = a3 - a2. Let c(g) = -g3 + 5*g2. Let t be c(5). Let s be n(t). Suppose s = 3*v - 2*v. Solve -4*z + 3*z = v for z.

0

Let a be 0*²⁄₄*1. Solve a = t + 3*t - 20 for t.

5

Let l(a) = a3 - 7*a2 + 8*a - 8. Let t be l(6). Suppose 2*b - 10 = 42. Let s be b/3 - ⁴⁄₆. Solve -s = 4*w + t for w.

-3

Suppose 0 = -2*a - 3*a - 2*i, 0 = a + 3*i + 13. Suppose 2*z + 5*t - 15 = a*t, -4*t = -12. Solve -n = -z*n for n.

0

Let l = -44 + 30. Let x = 6 - l. Solve -5*c = -c + x for c.

-5

Let i(n) = 3*n - 1. Let g be i(1). Solve 0*d - g*d - 10 = 0 for d.

-5