Suppose y = 5*s - 33, 0*y - y = -2*s + 15. Solve 0 = -f + s*f - 25 for f.

5

Let b(f) = -f - 5. Let z be b(-5). Suppose 7*o - 4*o - 12 = z. Solve 12 = o*r - 4 for r.

4

Let x be 1⁄4 + (-6)/(-8). Suppose 4*p + x = -2*q - 3, 3*p + 10 = 2*q. Let o = -2 + 5. Solve 2*w - q = o*w for w.

-2

Suppose 0 = -6*t + 34 - 10. Solve -t*y + 19 = 3 for y.

4

Suppose 0 = z + 4*a + 9, a = -a - 6. Solve 5*q = -7 - z for q.

-2

Let h = 6 + -4. Suppose -h*o + 65 = -5*f, -4*f + 0*f = -12. Suppose -9*n = -4*n - o. Solve -5*w - 12 = n for w.

-4

Suppose -112 = 6*v - 10*v. Let a = v - 26. Solve 0 = u + a*u + 12 for u.

-4

Let k be 0/((-1)/((-2)/(-4))). Suppose 3*o = -k*o + 60. Suppose 2*t = d, 0*d - 5*t = -4*d. Solve -y + 5*y - o = d for y.

5

Let y be (-16)/(-3) + (-4 - (-55)/15). Solve 13 = y*c - 2 for c.

3

Suppose -4*s + 103 = t, -s - s + t + 47 = 0. Solve 0 = -10*z + 5*z - s for z.

-5