Let k = -10 - -15. Suppose -2*f - 3*f + 25 = 5*z, -z = 2*f - 10. Suppose -f*s = -s. Solve -k*b + 0*b + 20 = s for b.

4

Let i = -8 - -9. Let k be (3 - 4)*(i + -9). Solve k*n = 4*n + 12 for n.

3

Suppose -2*w = 5*x + w + 5, -x = -5*w - 27. Suppose -p - x = -5. Solve -p - 1 = -j for j.

4

Suppose 4*w - 36 = -4*m, m - 27 = 3*w + 2*w. Let x = 28 + -1. Suppose 3*i = -m + x. Solve c = -4*c + i for c.

1

Suppose 2*q - l + 15 = 0, q = 2*l - 11 - 1. Let t(s) = s3 + 7*s2 + 4*s - 8. Let f be t(q). Let m = f + -2. Solve -w + 3 = m for w.

1

Suppose 4*w - 40 = -w. Suppose 2*z + w = 4*z. Solve 2*m - z = 2 for m.

3

Let o = 26 + -22. Solve o*b = -b - 20 for b.

-4

Suppose -2*f = 2*i, 5*i - 3*f + 18 = -2f. Let l be 1(i/1 + 8). Solve -5*o = 5 + l for o.

-2

Suppose m - 4*v = 16, 5*v + 5 = 4*m - 15. Solve -4*s + 12 + m = 0 for s.

3

Let y(x) = 13*x - 8. Let d be y(1). Solve 2*r + d = r for r.

-5