Let o = 2 + -2. Suppose 2*i + 2*u - 10 - 28 = o, i - 13 = -4*u. Let s = i - 13. Solve -2*q + s = -0 for q.

4

Let z = -73 + 4. Let k be 6/(-21) - z/21. Solve k*n + 12 = -0*n for n.

-4

Let g(k) = -k3 + 8*k2 - 9*k + 15. Let y be g(7). Solve -3*s + 2*s = y for s.

-1

Let w = 30 + -43. Let p = -13 - w. Let s be (-2 + 4)*1 + -2. Solve p = q + 3 - s for q.

-3

Suppose 0 = -5*x + 15. Suppose 21 = d - 3*g, -2 = d - x*d - 4*g. Solve -m + d = 2*m for m.

3

Suppose 19*k - 8 = 17*k. Suppose 9*v - k*v = 30. Solve 4*p = -v + 26 for p.

5

Let r(q) = -q + 10. Suppose 5*h = -4*n - 1, 3*n - 28 = -0*n + 2*h. Let g be r(n). Suppose 16 = -2*t + 4*c, 0 = -5*t - 0*t + g*c - 10. Solve 0*m = -m - t for m.

-2

Let l(g) = g. Let o be l(4). Suppose -4*b + 24 = o*p, p + 6 = 2*b + 3*b. Suppose 38 = 3*a + 4*u, -4*a = -3*a + u - 11. Solve -b*n - n = -a for n.

2

Let o = -20 + 22. Solve 3*z = -o*z for z.

0

Let z(y) = y3 - 7*y2 + 7*y - 5. Let q be z(6). Solve -q = 2*o - 11 for o.

5