Let c(k) = k + 4. Let y be c(-4). Let n be 3 - (y - 0/(-2)). Let i = 1 - -1. Solve -n*f + i*f - 2 = 0 for f.

Let m® = r**2 - r - 4. Let f be m(3). Let u = 3 - 3. Suppose 3*s + f*s - 55 = u. Solve 4*b - s = 5 for b.

4

Let z(a) be the third derivative of a⁶⁄₄₀ - a⁵⁄₃₀ - a⁴⁄₁₂ + a³⁄₂ - 3*a**2. Let u be z(2). Let g = 0 + u. Solve x + g = 6*x for x.

3

Suppose -8 = 2*j - 4*j. Suppose -j + 1 = -3*o. Solve 2*i + o + 3 = 0 for i.

-2

Suppose 2*x + 12 = 4*m, -4 = 3*x - x. Solve -3 - m = -z for z.

5

Suppose o = -3*o + 4*l + 4, 2 = 2*l. Let f be (20/(-15))/(o/(-6)). Suppose -4*n + 4 = f*a, 4*n - 2*n = 2*a - 6. Solve a = 4*q - 2*q for q.

1

Suppose 7 = 4*j - 1. Suppose -s = -j*s + 6. Suppose -3*o + 7*m = 3*m - 30, 0 = -2*o - 2*m + 6. Solve -o*v = -3*v - s for v.

2

Suppose 2*i = -y + 2*y + 16, -5*i = 3*y - 18. Let s(u) = u**2 - u + 2. Let l be s(-2). Suppose 4 = 4*t - l. Solve -t*q = -5*q + i for q.

3

Let p(k) = -k3 - 3*k2 - 5. Let r(j) = j3 + 4*j2 + 6. Let c(t) = -4*p(t) - 3*r(t). Let o be c(0). Solve o*q - 5*q = 12 for q.

-4

Suppose 4*y + 1 = -3*f - 7, 2*f - 33 = 5*y. Solve 11 = -5*j - f for j.

-3

Let h(f) = f**2 - 9*f + 8. Let v be h(9). Let b(o) = -o + 3. Let x be b(0). Solve s = x*s - v for s.

4