Let m = -18 - -39. Let k = -8 + 13. Suppose z - 4*z = k*d - 24, -5*z = 2*d - m. Solve 9 = -3*u - z for u.

-4

Suppose 5*q - o = -9, -1 = 2*q + 3*q + o. Let z be 0 - (3 + -2 + q). Suppose -3*p + z*p = 0. Solve -3*x = -p*x + 15 for x.

-5

Let o(d) be the second derivative of 7*d4⁄12 - d2⁄2 - 3*d. Let n be o(1). Solve c = n*c + 10 for c.

-2

Let b = 11 - 7. Solve -2 - 2 = -b*g for g.

1

Let n be ((-22)/88)/(1/(-20)). Solve g + n = 6*g for g.

1

Let r be (-9)/(-12) - (-27)/12. Solve -r = 2*l - 7 for l.

2

Let c(x) = -x2 - 11*x + 1. Let y(q) = -5*q2 - 43*q + 3. Let m(l) = -9*c(l) + 2*y(l). Let k be m(12). Solve 0 = -r - 2*r - k for r.

-3

Let f(g) = g**2 - 9*g + 2. Let v be f(9). Solve -3 - 5 = v*q for q.

-4

Let o be 16/(-40) - (-8)/(-5). Let r be 0 + o - 5/(-1). Solve 4*y = r*y for y.

0

Let l(j) = -2*j - 2. Let n be l(-4). Solve -n = 5*r + 14 for r.

-4