Let b(c) = -3*c**2 - 8*c + 7. Let o(d) = 8*d - 83. Let w be o(10). Let n be b(w). Solve -12 = -4*l - n*s, 2*l + l - 5*s = 17 for l.

Let v be -7 + ¹⁴⁰⁄₂₁ + ⁹⁄₂₇. Suppose -z = -3*b - 11, -4*b - 2 - 1 = z. Solve -z*d = v, 3*l + 0*d = 3*d for l.

0

Suppose 0 = -f + 3*l - 4, -2*f + 529 - 522 = -l. Solve -10 = 5*o - f*q, 2*q + 1 = -5 for o.

-5

Suppose 0 = 171*p - 169*p - 178. Suppose -7*k - 61 = -p. Solve -k*q = -3*a - 0*a - 35, 2*a = 2*q - 20 for a.

-5

Suppose 14 = 2*l + 3*h, l + 28*h - 13 = 25*h. Solve -b + 3*x - 9 = -l, 3*x = 3*b for b.

4

Let n = 0 + 3. Let t = n - -1. Suppose 124*z + 1152 = 196*z. Solve -3*w - t*r = 9 - 1, z = -w - 4*r for w.

4

Let w be (⁴⁄₉*1)/(⁴⁴⁄₁₉₈). Solve -3*y = w*j - 4, -y - 2 = -2*j + j for j.

2

Suppose -4*u - 20318 + 20334 = 0. Solve -3*r + 0*r - u*c - 7 = 0, -5*r - 33 = -4*c for r.

-5

Suppose 3*i + b - 19 = 0, 5*i + 12*b = 8*b + 41. Solve 0 = -4*q, q = o - i + 2 for o.

3

Let c be 20/(-1 - -6) - 2. Suppose -5*q + 2*q + c*m = 8, -5*m + 20 = 5*q. Let i = 9 + q. Solve -i = n - 5*d, -2*n + d - 4 = 5*d for n.

-4

Let q = 9 - 7. Let g be q*²⁄₂₀*5. Let z be (⁶⁸⁄₂₄)/1 - g/(-6). Solve -7*w + z*w + 18 = 2*k, -w = -5 for k.

-1