Let y = -66 - -69. Solve 0 = y*z - z - 8 for z.

Let x(n) = -n3 - 9*n2 - n - 9. Let k be x(-9). Suppose k*a = -a. Solve -6*q + q + 25 = a for q.

5

Let m(w) be the second derivative of w⁵⁄₂₀ + 2*w⁴⁄₃ + 2*w**3 - 8*w. Let q be m(-6). Solve q = 4*r - 3*r for r.

0

Let d(p) = p + 5. Let u be d(-11). Let j = -43 - -76. Let r be (-24)/(-11) + u/j. Solve 2*h = 6 - r for h.

2

Let v = -18 + 27. Let r = v - 5. Solve 0 = -0*n - r*n + 16 for n.

4

Let t be (2 - 3)/((-4)/20). Suppose t*s - 8 = 17. Solve s*y - y = -16 for y.

-4

Let z = -4 - -11. Solve -z*y + 8 = -3*y for y.

2

Let c = 12 + -8. Solve -r + 5*r = -c for r.

-1

Let r be (-4)/6*(-8 - -2). Suppose -3*g - 6 = r*c, -2*c + 5*g - 3*g = -4. Solve -12 = 3*j - c*j for j.

-4

Let x be 3/(-6)*(-1 + 1). Suppose n = -x*n + 1. Let c = n + 7. Solve 2*v + 2*v - c = 0 for v.

2

Let u be ⁴⁸⁄₂₇ + (-4)/(-18). Suppose 0 = u*m - 5*m + 6, 4*m = 5*j + 8. Solve j = r + 3*r + 4 for r.

-1