Let m be 7⁄2 + 2/(-4). Suppose 15 = 2*q - 4*j - 9, -m*q - j = -1. Solve -q*w - 2*w = -12 for w.

3

Suppose 0*p + 3 = p. Suppose -x + 5 = 4*l, 4*x = l - 0 - 14. Solve 1 + p = -l*n for n.

-2

Suppose 2*c - 14 = a, 0*c = 3*c + a - 16. Solve -3*x = -x - c for x.

3

Let n = -53 + 60. Solve -n - 5 = 3*k for k.

-4

Suppose 9*d + 12 = 10*d - 2*a, 0 = -5*d - 3*a + 34. Solve 3*u - d = 1 for u.

3

Let n© = c + 12. Let t be n(-6). Suppose -3*a - t = -k, -a - 3 + 1 = 4*k. Solve 4*y + 0*y - 8 = k for y.

2

Suppose 10 = 4*q - 2. Suppose 0 = -3*k - 2*z + 61, z - 78 = -2*k - 2*k. Solve q = -4*i + k for i.

4

Let w be 35⁄6 + (-3)/(-18). Suppose 0 = -5*f - 10, -4*y = 2*f - 2 + w. Solve y = -0*r + r for r.

0

Let u(o) be the second derivative of 7*o4⁄12 + o2⁄2 + 5*o. Let q be u(-1). Solve -3*n + q = -n for n.

4

Suppose 0 = 3*m + 39 + 6. Let l(d) = -d. Let k be l(m). Solve 0 = -0*a - 3*a + k for a.

5