Let h be (-66)/(-15) - (-2)/(-5). Suppose 4*m - h = -2*d, 5*d - 18 = m - 3*m. Suppose 2*s + r + 5 = 0, 5*s + d*r + 30 = 10. Solve 5*n - 5 - 15 = s for n.

Suppose 7 = -5*y + 22. Suppose 2*k = -y*k + u + 15, u = -k + 3. Suppose 3*f - 4*f + 19 = k*g, -3*g + 23 = 2*f. Solve -f = r + r for r.

-2

Let g(i) = i**2 - 1. Let n be g(-1). Solve n*r - 5 = -r for r.

5

Suppose -4*g + n + 264 = g, -g + 2*n = -60. Suppose -7*p + g = -60. Solve 4*w + p = -0 for w.

-4

Let t(q) = q**2 + 3*q + 2. Let x = 0 + -4. Let n be t(x). Solve s = n*s + 5 for s.

-1

Let s be (⁴⁄₇)/(⁷⁄₉₈). Solve 0 = -2*x + s for x.

4

Let f = 18 + -10. Solve 0*s + f = -2*s for s.

-4

Suppose -2*t - 5 = 3*t. Let z be (t - -3)/(⁵⁄₁₀). Solve 2*j - z = 2 for j.

3

Let n = -22 - -27. Solve -n*p = -p for p.

0

Suppose -1 + 4 = 2*k + 3*l, -10 = -2*k + 4*l. Solve -k*d - d = 0 for d.

0

Let u = 25 - 29. Let q be 2*((-18)/u - 2). Solve -2*i - q - 3 = 0 for i.

-4