Let o be (-9)/12 + 15/20. Solve o = 6*y - y + 25 for y.

Let t(y) be the third derivative of y⁶⁄₁₂₀ + y⁵⁄₁₅ - y⁴⁄₆ + 2*y³⁄₃ + y*2. Let q be t(-5). Let h be q(-4)/(¹²⁄₉). Solve h*i - 16 = -i for i.

4

Suppose 2 = -2*v - l, 0*v - 5*l - 17 = 3*v. Let j = v - 1. Solve j = -3*a + 2*a + 3 for a.

3

Suppose 2 = -4*r + 2*k, -3*r = 2*r - 4*k + 4. Suppose -2*a - 4*d = -0*a + 14, 3*a + 3*d + 6 = r. Solve -5 = -4*b + a for b.

2

Let r = -2 + 12. Suppose 0 = -r*p + 7*p + 9. Suppose i + 0*i + 4*m - 37 = 0, 0 = -p*m + 9. Solve 0*f - 5*f = -i for f.

5

Suppose 4*h = 3*h + 21. Suppose -h + 1 = -5*f. Solve f*p = 5*p for p.

0

Suppose -3*b + 0 - 1 = -5*q, 3*q = b + 3. Suppose 5*m = q*m + 9. Solve 4*l + m = -9 for l.

-3

Let m(h) = h + 20. Let z = 3 - 3. Let x be (z/(-1))/(-2 - 0). Let f be m(x). Solve -f = 8*k - 4*k for k.

-5

Suppose -2*s + 4*s = 0. Suppose -u + 10 = -s*u. Solve 5*z = -5 + u for z.

1

Let g(p) be the first derivative of p**2 + 2*p + 4. Let y be g(1). Solve y*u + 0*u + 8 = 0 for u.

-2

Let c(j) = -j**3 - j. Let s be c(-1). Suppose 0 = s*d + 5*a - 28, 5*d - 4*a - 1 = 3. Solve 6 = -d*t - 2 for t.

-2