Let m = 2 + 2. Suppose -80 = -5*a - 4*v, -2*v + 85 = m*a - 3*v. Suppose p = 2*p - a. Solve 0 = -5*c + p + 5 for c.

5

Suppose 20 = 2*s - 10. Solve -4*d - 5 - s = 0 for d.

-5

Let g be (5 + -5)*(1 + -2). Solve 0 = -g*p + 4*p + 12 for p.

-3

Suppose 0 = -4*x + 2*s + 36, x + 3*x + 2*s - 20 = 0. Solve -d - x + 3 = 0 for d.

-4

Let c = -1 - -10. Let h be 0 + 5 + (-7 - -1) + 7. Solve 3*n - c - h = 0 for n.

5

Let n(s) = 6*s**2 - s - 1. Let d be n(-1). Suppose -2*w = -d - 0. Solve -8 - 4 = w*k for k.

-4

Let d® = -2*r - 6. Let v be d(-11). Let w be v/10 - (-4)/10. Suppose 4*b - 5*f - 6 - 19 = 0, w*b = 2*f + 12. Solve -3 = b*n - 18 for n.

3

Let u be (36/(-21))/6 - (-46)/14. Solve 0*t = -u*t for t.

0

Let g(x) be the first derivative of x3⁄3 + 6*x2 - 8*x + 4. Let d be g(-13). Solve -f + 20 = -d*f for f.

-5

Suppose 2*s + 2*s - 16 = 0. Solve -s*v - v = 15 for v.

-3