Suppose -2*d + 84 = -5*d. Let t = d + 44. Solve 0*m - 4*m = t for m.

-4

Suppose 0 = 2*d - 1 - 15. Let n = d + -5. Solve -9 = n*k - 24 for k.

5

Suppose -s + 20 = -4*n, s + 2*s - n - 16 = 0. Solve -z = -0*z + s for z.

-4

Suppose 4*l - t + 18 = t, -2*l + 4t = 0. Let r be 0/(7/(21/l)). Let u be 15(-2 - 8/(-3)). Solve -n - n + u = r for n.

5

Let n = 3 - 3. Suppose n = -t + 3*t - 2. Let h be 5 + -2 + t + 0. Solve h*x - 4 = 4 for x.

2

Let x(a) = 11*a**3 + a - 2. Let p be x(2). Let t be 10⁄15 - p/6. Let j = -6 - t. Solve -j = -3*v - 2 for v.

2

Let t = -3 + 5. Suppose 0*l = t*l. Solve -2*w + l*w = -2 for w.

1

Let o(b) = 2*b + 2. Let v be o(-4). Let f(q) = -2*q**2 - 8*q + 5. Let x be f(v). Let l = -4 - x. Solve -l = t + 4*t for t.

-3

Let h® = -r**2 + 10*r - 9. Let u be h(9). Solve -4*d + 3 + 9 = u for d.

3

Let z(k) = k**2 - 5. Let r be z(4). Suppose -2*c - o + r = 0, -3*c - 5*o = -14 - 20. Solve -2 = -c*w + 1 for w.

1