Let h(i) = -i + 7. Suppose 13 = 5*r - t - 7, 10 = r + t. Let a be h®. Suppose 5*m + 2*j - 5 = 0, -a*j = -5*m - 7*j + 5. Solve 2*f - 5 = m for f.

3

Let c be 2 + -6 + 3*3. Solve c*s + 9 + 1 = 0 for s.

-2

Suppose 4*k - 2*r - 6 = 0, 0 = 4*k + 5*r - 13 - 0. Suppose 0 = k*y - 62 + 22. Solve 5*z = -0 + y for z.

4

Suppose t - 2*t = r - 5, 5*t = -4*r + 20. Suppose -3*x + 0 + 1 = 5*b, t = -5*x + 10. Let g be (-18)/(-8) - b/(-4). Solve -u + g = 6 for u.

-4

Suppose 17 = 5*y - 23. Let w = -1 + 3. Solve -y = -2*x + w for x.

5

Let p(b) = -b3 - 7*b2. Let s be p(-7). Solve s = -3*l - 9 for l.

-3

Let p(a) = a - 10. Suppose -6*r = -5*r - 10. Let v be p®. Solve v = 2*k + 2*k for k.

0

Suppose -5*d + 6*d = 0. Let y be -1 + (-18)/(21). Let l be d(y/(-4) + -2). Solve l = 2*f + 5 - 1 for f.

-2

Suppose 0 = 5*z - z - 16. Let w = -4 + z. Solve w = -o + 4*o - 6 for o.

2

Let d = 2 + 2. Let i = -4 + d. Solve i*k = 5*k for k.

0