Suppose -21 + 5 = -4*u. Suppose 3*l + z = 11, u*z + 0*z + 1 = -3*l. Let i = 14 + -10. Solve -6 = l*r + i for r.

-2

Suppose 0 = -3*j - 0*j + 30. Let h = j - 4. Let d be (-10)/(3*6/(-45)). Solve s - d = h*s for s.

-5

Suppose 0*r - 8*r = 0. Solve -3*u - 15 = -r*u for u.

-5

Let i = 0 + -2. Let v be (i/(-6) - 0)*6. Solve 1 = -f - v for f.

-3

Suppose 2*x + 2 = -4*a, -4*a + 3*x + 9 = -14. Solve -a*y - 3*y = -15 for y.

3

Suppose -2*h - h - 9 = -x, 5 = -5*x + 5*h. Let i be 1/x + (-6)/(-36). Solve i = 4*z - 6*z for z.

0

Let q(s) = 0*s - 2 - 4*s + 3*s. Let c be q(7). Let p = -6 - c. Solve 0 = 2*l - p*l - 4 for l.

-4

Suppose -3*s = s. Let h be 2/(-2) + 3 + s. Let w = 8 + -1. Solve w = -h*v - 1 for v.

-4

Suppose -10*z + 4 = -8*z. Solve -z*q + 7 + 3 = 0 for q.

5

Let b be 112 - 8534. Solve 4*m - 4 = b*m for m.

4