Let u(a) = -5*a + 27. Let d be u(5). Solve d*l + 6 = -0*l for l.

-3

Let o be 9/(-1 + -2 + 2). Let d be 2/(6/o + 0). Let q be 0/3 - 21/d. Solve 0 = 2*z - q*z + 10 for z.

2

Suppose -t - 2*s = -4, 0 = -3*t - s - s + 20. Suppose -4*c + 16 = -t. Suppose x = c*x. Solve x = n - 4 + 1 for n.

3

Suppose 0 = 2*i - 4*i + 20. Let p(u) = -u - 1. Let o(j) = j. Let b® = o® + 2*p®. Let c be b(-5). Solve c*k - k = -i for k.

-5

Let b(j) = -8*j - 12. Let h be b(-2). Solve -h*w + 5*w - 4 = 0 for w.

4

Suppose -2*l + 6 = 0, 0 = -3*t - l + 18 + 12. Let b be (1 - t/6)*0. Suppose a - 5*a + 16 = b. Solve -j = 1 + a for j.

-5

Suppose h - 7 = 3*x + 5, -5*h - 3*x + 6 = 0. Let i be 1/h - (-62)/(-6). Let j be 72⁄40 - 2/i. Solve j*w = 7 - 17 for w.

-5

Suppose -17 = -5*j + j + 3*r, 2*r + 16 = 5*j. Suppose 0*q = j*q. Let x = 4 - 2. Solve -2 + q = x*z for z.

-1

Let i(u) = -u**2 + 8*u - 6. Let s be i(6). Suppose 5*y + s = 3*d + 21, -12 = -4*y + 5*d. Solve -o + y = 2 for o.

1

Suppose 4*f + 3*l = -58 - 124, 53 = -f + 3l. Let q = -7 - f. Let k be q/4(-2)/(-4). Solve 6*d - d = -k for d.

-1