Let n = 18 - 9. Suppose 2*r + 5*y + n - 39 = 0, -5*r + y + 102 = 0. Solve r = -5*o - 0 for o.

Let t be ¹⁵⁄₅ - (-3 - -2). Suppose -t*k = -3*k. Solve 2*y + y = k for y.

0

Let k© = -6 + 7*c - 5*c + 5*c - c2. Let f(d) = d3 + 7*d**2 - 8*d + 4. Let g be f(-8). Let r be k(g). Solve 3*y - r = -0*y for y.

2

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

-1

Let h(u) = 2*u - 7. Let b be h(5). Suppose l + 3*n - 3 = 0, -3*l + 4*n = b*n - 19. Suppose -z = 3*z - 8. Solve z*y = l*y for y.

0

Let y(k) = -k3 - 2*k2 + 5*k - 1. Let w = 7 + -11. Let p be y(w). Solve 0 = -5*b + p + 14 for b.

5

Let k(y) = y**2 - 14*y. Let g be k(13). Let j = -9 - g. Suppose 28 = j*q - 52. Solve -p + q = -6*p for p.

-4

Let i = 19 - 19. Solve -h + i*h = 0 for h.

0

Let x = 3 + -6. Let z = 1 - x. Suppose 0*j = z*j. Solve j = -4*p - 2 + 22 for p.

5

Let l be (-1)/(-4) + (-69)/(-12). Solve k + l = -k for k.

-3

Let o© = 2*c - 6. Let h be o(4). Suppose h*t = 1 + 29. Solve 2*m = 5*m - t for m.

5