Suppose 0 = 4*k + 2*n - 0*n - 20, 4*k - 2*n = 12. Let b = k - 2. Let g = 25 - 13. Solve 2*w + b*w = g for w.

3

Let v(f) = f3 - 3*f2 + f + 5. Let s be v(3). Solve 0 = -b - b - s for b.

-4

Suppose -x - 2 = -0*x. Let m be x/(-4) + (-3)/(-6). Suppose 0 = i - 3*z + 4, 2*z + 7 = 5*i + m. Solve 3*h = -i - 10 for h.

-4

Suppose -5*d + 0*d - 15 = 0. Let l = d - 0. Let w = 0 - l. Solve -w*g + 7*g + 8 = 0 for g.

-2

Let k be (-4)/3 - (-8)/6. Solve a + 2*a - 15 = k for a.

5

Let u be 2 + -3 + (-3 - -4). Let d be (-4)/(-6) + 43. Solve u = 3*y + d*y - 15 for y.

3

Let u be (3 - (-20)/(-6)) + 13. Solve 3*g - 2*g = u for g.

0

Let x be (-2)/(-4) + (-45)/(-10). Suppose 0 = x*l - 0*l - 40. Solve l = 3*m - 5*m for m.

-4

Let a be 211 - (-31)/11. Solve a*b = 2*b for b.

0

Let q(k) = k - 8. Let b be q(12). Suppose f - 14 = -2*l, -l - b*l + 4*f + 22 = 0. Suppose m = 21 - l. Solve 10*u + m = 5*u for u.

-3