Let d = -5 - -10. Solve 18 = d*b - 7 for b.

5

Suppose 9 = 4*g - 3*b, 3*g = -4*b + 1 - 13. Solve g = n + 3*n for n.

0

Suppose 4*r + 2*s = 2, -5*s - 11 = -4*r + 12. Suppose 5*z = l - 5*l, 5*z + 30 = 2*l. Solve l*c - r*c + 6 = 0 for c.

-2

Let u® = r**2 - 5r. Let s be u(4). Let y be s/(-3)(-6)/(-2). Solve y*a - a = 6 for a.

2

Suppose n + 2*k = -2, 0 = 3*n - 4*k - 11 - 13. Solve -n*h - 6 = -14 for h.

2

Suppose 2*m + 1 = -u, 4*m - m + 5*u = -19. Solve -j + m - 4 = 0 for j.

-2

Suppose -7*z = -10*z + 36. Solve 0 = -0*n - 4*n + z for n.

3

Suppose 2*j + 8 = -o, 8 = 4*o - 4*j - 8. Solve o = -0*d - d + 4 for d.

4

Let b = 2 - -3. Suppose -10 = 2*f - 7*f. Let x = -2 + 2. Solve b*m + 3 + f = x for m.

-1

Let i = 0 + 0. Let n(s) = -s3 - s2 + 2*s. Let l be n(-2). Let p = i + l. Solve p = -0*q + q + 1 for q.

-1