Let t = -4 - -16. Suppose 3*x - t = -x. Solve x*a + 1 = 4 for a.

1

Let v = -5 - -11. Let x(o) = o3 - 6*o2 - o + 8. Let j be x(v). Suppose -3*s - 2*s + 19 = 4*w, -4*s = -w - 11. Solve w = h - j for h.

3

Let j(f) = -f3 - 5*f2 - 4*f - 3. Let n be j(-3). Let h be 4⁄6 - 30/n. Suppose 3*v + 3 = 0, 2 = 3*z - z + h*v. Solve -z*a = 9 - 0 for a.

-3

Let h(y) = -9*y - 3. Let g be h(-1). Solve 5*c = 2*c - g for c.

-2

Let s(j) = -j**2 - 4*j + 5. Let i be s(-5). Suppose 0 = -3*t + u + 1, 5*t - t = u + 1. Suppose -5*b - 2*h = -19, 5*h = -4*b - t*h + 22. Solve i = l - b*l for l.

0

Let u be -3 - 5/(5/(-6)). Suppose -7*v - m = -u*v, -2*m - 13 = -5*v. Solve -3 = -2*r + v for r.

2

Let m be 20/(-8)*(2 + -4). Solve a = -2 + m for a.

3

Let o® = -r - 2. Let d be o(-4). Let t be 10*1*3/d. Suppose 3*u + 0 - t = 0. Solve -6*j = -u*j for j.

0

Let s be (6⁄10)/(1⁄15). Suppose -3*z - s = -y - 0*y, -4 = z. Let i be (3 + y)/(1 - 0). Solve i = -3*a + a + 6 for a.

3

Let t(b) = -15*b3 + b2 - b - 1. Let c be t(-1). Solve -k + c = 3*k for k.

4