Let a be ((-27)/45)/((-2)/(-10)). Let y be 0 + 1 + (-1 - 1). Let u = y - a. Solve 4*i - u + 18 = 0 for i.

Suppose 2 = f + 12. Let i = -4 - f. Solve -3*k - i = -6*k for k.

2

Let t = 12 + -7. Suppose t*g - b - 19 = -4*b, 0 = 2g - b - 1. Let k be 2/(-2)(g - 4). Solve k*w + 1 = 3*w for w.

1

Let a = 5 - 1. Suppose 1 = -4*l + 5*l, -4*l + 4 = 5*i. Suppose 4*t + 3*f - 70 = i, -6*f + 2*f + 88 = 5*t. Solve a - t = 3*u for u.

-4

Let x = 52 + -32. Solve -2*h - 3*h = x for h.

-4

Let q = -47 + 77. Let b = q + -18. Solve 0 = n + 2*n - b for n.

4

Suppose -2*a = -0*a - 6. Let y be 4 + (-2 + 5)/(-3). Let k = a - y. Solve k = d + 3*d + 4 for d.

-1

Suppose -14 + 2 = -6*p. Solve -4 + 8 = p*d for d.

2

Let g = 96 - 96. Let i = 63 - 39. Suppose g = -y + 5*y - i. Solve -f = -y*f for f.

0

Let q(k) be the second derivative of -⁷⁄₂*k2 + ¹⁄₆*k3 - 2*k + ¹⁄₂₀*k5 + 0 - ⁷⁄₁₂*k4. Let p be q(7). Solve -i + p*i = 2 for i.

-2

Let k be ⁷⁄₁₄*(2 - 2). Let f(v) = v. Let w be f(3). Let n = 0 - 0. Solve -w*c + n*c = k for c.

0