Let r = -13 - -13. Solve r*h = -2*h + 6 for h.

3

Let u(x) = -x3 - 2*x2 + 4*x + 9. Let l be u(-4). Solve 0*h - 5*h = -l for h.

5

Suppose -3*f = -9, 0*f = 2*b - 2*f - 6. Solve -6*z + 3*z = -b for z.

2

Let t(z) = 2*z - 1. Let k be t(3). Let g = 5 - k. Solve -3*o + g = -3 for o.

1

Let p = -31 - -37. Solve 0*v + 2*v = p for v.

3

Suppose 4*j - 5 = 7. Let r(v) = -2*v3 - 6*v2 - 4 - j - 2 + 5*v + v**3. Let h be r(-7). Solve 0*u + 10 = h*u for u.

2

Suppose u + 7 = 4*i, -2*u - 4 = -2*i - i. Suppose 56 = 4*h - 4. Solve -m - h = i*m for m.

-5

Suppose -2*i + 4*w + 20 = 0, 5*w + 11 + 14 = 3*i. Solve -2*k = -i*k for k.

0

Let f be 2⁄5 - (-276)/(-15). Let g be (f/4)/((-2)/12). Suppose 0 = 2*w - 23 - g. Solve 0 = -2*c - 3*c - w for c.

-5

Let l(g) = -g**2 - 14*g + 18. Let w be l(-15). Suppose -8 = -5*n + n. Solve n*p + 20 = -w*p for p.

-4