Let l(a) = 6*a - 20. Let b be l(4). Let s(w) = -12 + 6 - b - 2*w. Let i be s(-6). Solve 4*z - 13 = -z - i*y, z = -y + 5 for z.

Suppose 7*d - 8*d - 312 = 0. Let p be (-3)/(-15) + d/(-65). Solve 0*y - p*y = j + 22, 4*j = -5*y - 28 for y.

-4

Let f(u) = -u**2 - u - 21. Let t be f(0). Let y be (3 + ³⁄₉)/((-2)/18). Let n = t - y. Solve 2*g - 3*v - 9 = 0, 3*v + n = 4*g - 6 for g.

3

Let c = -55 - -53. Let h be ((-8)/(-12))/c - 64/(-12). Let k be 9/(-21) + (-31)/(-7). Solve -5 = -k*v - 2*a - 1, -3*v = h*a - 17 for v.

-1

Let r = -56 - 68. Let c = 124 + r. Solve i = x - c*i + 4, 8 = 4*i for x.

-2

Let b be 7 - 8 - -5 - ²⁄₂. Suppose 8*j - b - 61 = 0. Solve -5*t = 2*c + j, 2*c - 2*t + 6*t + 8 = 0 for c.

-4

Let m(z) = -6*z**2 - 44*z - 9. Let j be m(-7). Solve 3 = d - j*r + 3*r, 9 = -d - 4*r for d.

-1

Let n(p) be the first derivative of -2*p**2 - 55*p + 77. Let o be n(-15). Solve 4*q = -2*g + o*g + 31, 0 = g + 5 for q.

4

Suppose 2*f - 17 = 3. Suppose 5*q + f = 30. Suppose 2*v - 22 = -q*n, -n - n = 2*v - 14. Solve -2*p - 18 = v*x - 0*x, 0 = 2*p + 2*x + 14 for p.

-3

Suppose -2*k + 169 - 41 = -4*i, -4*k + 247 = -5*i. Let x = 63 - k. Solve p + 4*j = -3*p + 20, -5*p + x*j + 15 = 0 for p.

4

Suppose 2 - 4 = -g. Suppose -3*x = -g*x. Suppose -5*r + 15 + 0 = x. Solve -k - 4 = -d, 3*d = -0 + r for k.

-3