Let x = 4 + 16. Solve -3*n - n = -x for n.

5

Suppose n = -5*o + 84, n = o + 3 - 15. Solve 9*l = 5*l - o for l.

-4

Suppose 0*v = -v + 2. Let q be (v/(-8))/((-2)/16). Solve -q*s = -13 + 5 for s.

4

Suppose 0*v + 2 = -2*v. Let o be (-194)/(-12) - v/(-6). Suppose 0 = -5*z - 5, l - 2*l - 3*z - 1 = 0. Solve l*q = 6*q - o for q.

4

Suppose 3*y = -d + 2, 0*y + y + 2*d - 4 = 0. Solve 5*a = -y*a + 20 for a.

4

Let w(l) = 9 + 2*l + l3 - 3*l + l + 7*l2 + l. Let y be w(-7). Solve j - y*j = 2 for j.

-2

Suppose 3*c + 5 = 20, -4*d + 3*c + 13 = 0. Suppose d = -2*g - 4*w + 31, -2*w = -5*g. Solve -t + 3 = -g*t for t.

-3

Let p(s) = s**2 - 5*s - 1. Let t be p(6). Solve 1 = 3*r - t for r.

2

Let m(i) = i - 4. Let z be m(14). Solve -f = f + z for f.

-5

Let f(n) = n**2 + 7*n + 8. Let c be f(-6). Let m = -2 - -4. Suppose -1 = 3*a + 2*z, c*a - a - 13 = m*z. Solve a*k - 6 = 9 for k.

5