Let x = 15 - 11. Let b be -4*((-3)/x)/1. Suppose 0 = t - 2*q + 1 + b, 0 = t + q - 5. Solve 2*f = 6 + t for f.

4

Let c = -12 + 20. Let w be 14/c + (-4)/(-16). Solve w*r - 4 = -2 for r.

1

Let c(f) = -11*f - 6 - f2 - 3 + 0*f2. Suppose 3*u = -u - 32. Let k be c(u). Solve 5*b - k = -0*b for b.

3

Suppose -16*d = -21*d + 20. Solve i = -d*i for i.

0

Suppose 3*y + t = 5*t + 59, -2*y - 4*t + 6 = 0. Let l = 101 - 100. Solve -y + l = 3*w for w.

-4

Let f = 5 + -3. Suppose 5*m - q - 16 = -0*q, 3*q = m + 8. Let g be m/14 + 20/(-70). Solve g = 3*z + f*z - 25 for z.

5

Suppose 0 = 4*s - 3*s - 4. Suppose 0 = s*n - 0*n. Solve 0 = -n*i - 5*i for i.

0

Let l® = -14*r - 42. Let f be l(-3). Solve 4*c - 5*c = f for c.

0

Suppose -4*z + 0*c + 7 = -c, 0 = z + 3*c - 18. Solve z*w + 1 = 10 for w.

3

Suppose 2*z + 25 = -3*z, -b = -z - 9. Solve -b = -2*r - 10 for r.

-3