Let p be (1 + 0)/((-1)/(-21)). Let s = 21 - p. Solve s*m - 25 = 5*m for m.

Let f(s) be the second derivative of s³⁄₆ - 3*s2 + 2*s. Let c be f(8). Solve 0 = -c*b + 6*b + 8 for b.

-2

Let j = 13 - -13. Let k = j - -8. Let f = -19 + k. Solve m + 2*m = -f for m.

-5

Let g(l) = -2*l. Let x be g(-2). Suppose 0*a = y + 2*a - 10, 0 = x*y - 4*a - 4. Suppose 4*d + 4 + 8 = -3*p, y = -p. Solve h + 4 + 1 = d for h.

-5

Suppose 5*w = w + 4, 2*l = 5*w - 1. Suppose r = 5*d - 15, 3*r - 8 = l*d - 1. Solve 0 = r*p - 5 for p.

1

Suppose -5*w + 8 + 7 = 0. Let y be w - (-2)/4*2. Solve 30 - 10 = -y*h for h.

-5

Let y be ((-20)/6)/(6/(-9)). Suppose 0 = k - 2*o + 7*o + 5, 0 = -k - 2*o - 2. Solve 0 = y*w - k*w for w.

0

Let z(p) = -p3 - 5*p2. Let r be z(-5). Suppose 3*o - 5*j + 19 = r, -3*o - 5 = 2*j - 0*j. Let h = 0 - o. Solve h = -d - 0*d for d.

-3

Suppose -7*q = -15*q. Suppose 2 = -4*p + 18. Solve 0 = -q*z + p*z + 4 for z.

-1

Let q = 11 - 8. Solve q*n - 3 = 6 for n.

3

Suppose 4*t - 3*o - 3 = -0, 0 = 4*t + o - 15. Suppose -4*q + 14 + 27 = -3*i, -5*i + 9 = t*q. Solve 5*g + q + 7 = 0 for g.

-3