Let i be (3 - (-2)/(-4))*2. Suppose -33 = -2*a - x, -i*a - x + 63 = -21. Solve -5*u = a - 2 for u.

-3

Let a(b) = b3 + 5*b2 - 4*b - 3. Let i be a(-4). Let p = i + -21. Suppose 0 = w - 2*l, -6*w - l + 22 = -w. Solve -w - p = 3*y for y.

-4

Let w = -42 - -47. Solve 4*p + 17 = w for p.

-3

Let l = 5 + -10. Let d be 2/(-5) + 375. Let o = d + l. Solve o = -w + 7 for w.

5

Suppose -5*s = -4*b - 16, -2*s + 0*s + 4 = -b. Solve s*k + 2*k - 4 = 0 for k.

2

Suppose 4*x = 4*a - x + 12, 4*a + 3*x = 20. Suppose -4*d + a*q = -4, -3*d = q + 5 - 3. Let t(h) = h + 5. Let r be t(-5). Solve -z + d - 3 = r for z.

-3

Suppose 6*b - 20 = b. Let v be b/(814) + 1. Solve -7 - v = 5*y for y.

-3

Suppose 8*d - 3*d - 15 = 0. Suppose 0 = v - 2*b - 20, -d*v - 2*b + 20 + 32 = 0. Let q be ((-40)/12)/(3 + (-22)/6). Solve -q*c + 7 = -v for c.

5

Suppose 6*c + 4*b - 3 = 3*c, -3*c + 4*b = -3. Solve -c = -4*d - 21 for d.

-5

Let h = -32 + 34. Solve 12 = y + h*y for y.

4