Let x(h) be the second derivative of h**5/20 + 7*h**4/12 + 7*h**3/6 + 7*h**2/2 - 2*h. Let i be x(-6). Let o(m) = 4*m. Let r be o(i). Solve 4*b = r + 8 for b.

Let p(l) = -l**2 + 4*l - 1. Let f be 1 - (-1 - -2 - 3). Suppose 0 + 9 = f*u. Let k be p(u). Solve 7*d - k*d + 5 = 0 for d.

-1

Suppose -5*a + 5*l - 5 = 0, -2*a + l = 2*l - 7. Solve 0 = y + a*y for y.

0

Let u(j) = -j**2 - 3*j + 13. Let k be u(-6). Let c be (-18)/k + ¹²⁄₃₀. Solve 0 = -c*r + 20 for r.

5

Suppose 5*q = a - 21, 5*a - a + q = 0. Let r = 4 - a. Suppose -r*w + 4*w = 6. Solve w*h - 3*h = 6 for h.

2

Let y(s) = -6 - 11*s + 4*s3 - s3 - 2*s3 + 8*s2 - 5. Let c be y(-9). Solve 2*z = c*z + 20 for z.

-4

Let g(k) = -k**2 - k + 7. Let a be g(-8). Let y be a/(-4) - ¹²⁄₄₈. Solve -h = 3*h - y for h.

3

Let a be (-1 - 2)/(0 - 1). Let o be 10/(-15) - (-41)/a. Suppose -4*z + 3 + o = 0. Solve -19 = z*w - 3 for w.

-4

Let s be -3 + (2/(-2))/((-6)/30). Solve s*o = -0 - 4 for o.

-2

Let i be (0 - 4)*(-4)/8. Solve -l - 2 = -i*l for l.

2

Let f be (40/(-12) - -2)*-21. Suppose 5*l = l + f. Solve -l = 2*d - 1 for d.

-3