Let i(w) = w + 7. Let x be i(-5). Suppose -x*z - 25 = -7*z. Solve z*m = 20 + 5 for m.

Suppose -2*x + 0*l + 18 = -l, 2 = x - 4*l. Let f = 0 - 5. Let v = f + x. Solve 0*k = -v*k + 10 for k.

2

Let f(v) be the second derivative of v⁵⁄₁₂₀ - 3*v⁴⁄₈ - v**³⁄₃ - v. Let l® be the second derivative of f®. Let p be l(9). Solve 6*t - 2*t = p for t.

0

Let y = 26 + -23. Solve -y + 5 = -b for b.

-2

Suppose -2*f - 2*f + 5*r = -31, 0 = -5*f + 4*r + 32. Solve -2*q - 4 = f for q.

-4

Let g be (-2)/(4*(-2)/(-4)). Let l be (-1 + 1)/(g - 1). Suppose -3*h + c = 1, -2*h + c + 2 = 3*c. Solve l = -h*r + r for r.

0

Let d = -2 - -4. Let z be (9 - 2 - 1) + -2. Suppose -6 = -o + f, -o + 1 = -0*o + z*f. Solve 3 = -o*y - d for y.

-1

Let i = 0 - 0. Suppose -2*l - 2 = -2*b - 14, i = -2*b - 8. Solve 0 = -l*w + w for w.

0

Let o® = r**2 - 6*r - 4. Let q be o(6). Let j = -1 - q. Solve 0 = -j*b - b + 4 for b.

1

Suppose 2*p - 4*p + 2 = 0. Let y be 2 - (p + -2 + -1). Suppose 0 = 2*l - 4 - 2. Solve -4*i + y = -l*i for i.

4

Let f(g) = g**2 + 3. Let s be f(0). Let r = 3 - s. Suppose -2*o + 0 = 2*m - 10, 0 = -4*o. Solve r*l - 10 = m*l for l.

-2