Let o = 120 - 100. Let z(u) = -u**3 + 20*u**2 - u + 25. Let m be z(o). Solve 2*v + 4*a - 9*a - 14 = 0, 4*a + 18 = m*v for v.

Suppose 2068*d = 2059*d + 27. Solve 5*t - 22 = -d*w, -14*t + w - 14 = -19*t for t.

2

Let u be 1/(¹¹⁴⁄₅₆ - 2). Suppose -3*d = -3*p + 24, -16*d - u = -4*p - 13*d. Solve c - 3*z + 2 = -c, 0 = -4*c - p*z - 4 for c.

-1

Suppose 4*f - z = 4*z + 347, 400 = 5*f + 5*z. Let x = f - 46. Let i = -34 + x. Solve 3*a - 6*a = -j - 2, -6 = i*a + 3*j for a.

0

Let c(q) be the first derivative of 3*q**²⁄₂ - 61*q - 37. Let m be c(21). Solve 2*x + a - 6 + 3 = 0, -5*x + 30 = -m*a for x.

4

Let s be -3 - -3 - (0 + -23). Let z be 2 + 4 - 2 - -2. Let p be ²⁷⁄₃ - (z - 2). Solve p*k - 4*t + 2*t = s, -5 = k + 2*t for k.

3

Let q = -3 + -3. Let o be (16/q)/(1 - ⁵⁄₃). Let k be o - ((-4 - -7) + -1). Solve -k*a - w = 11, -3*a - 4*w = w + 34 for a.

-3

Suppose s - 4*u = 21, 2*s + s + 5*u = 12. Let z be (4 + -4)*3/s. Suppose -3*c + 44 + 37 = z. Solve 5 - 18 = q - 4*i, -5*q + i = c for q.

-5

Let o(d) = d**2 - 6*d - 6. Suppose 0 = -23*x + 27*x - 28. Let a be o(x). Let y = a - -24. Solve 29 = -5*z - b + 5*b, -5*b + y = -4*z for z.

-5

Let z = -24 - -50. Let d = z - 18. Let y = -5 + d. Solve 0 = 5*j + 5*s - 35, -2*j + y*s - 21 = -2*s for j.

2

Suppose 3*s = 4*l + l - 2, 3*l = 12. Suppose p - s = -t + 2, 0 = -t + 5*p - 22. Solve t*f - 5*z - 28 = 0, f - 24 = -3*f + 4*z for f.

1