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 11⁄2 - 85⁄34. Solve 4*m - 4 = b*m for m.
4