Let t(d) = d**2 - 6*d + 7. Let s be t(5). Suppose x - 3 = 12. Solve a = -s*a - x for a.

Let q = -14 - -25. Solve 1 = 4*t - q for t.

3

Let r be (-19)/7 + (-6)/21. Let j be 4/((9/r)/(-15)). Let o be (6/(-4))/(2/(-4)). Solve -o*k - k - j = 0 for k.

-5

Let a = 0 + 3. Let h = 31 - 21. Solve a*j = -h - 2 for j.

-4

Suppose o = 5*k + 5 - 18, 4*o + 22 = 5*k. Suppose -5*i + j = 6*j, 5*i - 3*j + 40 = 0. Let u = -2 - i. Solve -k*s + u*s = 0 for s.

0

Let v(k) = 2*k + 2 + 2 - 6. Let m be v(4). Solve -2*s + 2 = m for s.

-2

Let g = 16 + -16. Solve 2*l + l = g for l.

0

Suppose 8 = 5*x - 2*v, x + 4*x + 5*v = -20. Solve x = -y + 2*y for y.

0

Let d = -85 + 87. Solve -z = -d*z + 5 for z.

5

Let t = -89 - -94. Solve 0 = -6*o + t*o - 3 for o.

-3

Let z(f) be the first derivative of -f³⁄₃ - f²⁄₂ - 1. Let m be (-1*(4 - 3))/1. Let j be z(m). Solve 3*q + q = j for q.

0