Suppose 2*n + 4*a - 18 = 0, -2*a = 2*n - 20 + 6. Suppose 9*d - 6*d + 9 = 0. Let z = d + n. Solve -3*w - 5 = z*w for w.
-1
Suppose -3*t = -2*x - 16, 2*t - 2*x - 11 = 3. Let r be 72⁄32 + t/(-8). Solve v - 1 = -r for v.
-1
Let x(b) = b**2 + 3*b + 3. Let t be x(-3). Suppose p + o - 20 = -4*p, t*p = 5*o - 16. Let s = 3 - 3. Solve -p*a + 6*a = s for a.
0
Let c(d) = d**2 + 4*d. Let f = 3 + -8. Let x be c(f). Solve -2*r = -1 - x for r.
3
Let l = 21 - 15. Suppose 5*d - 1 = 6*d. Let m = 5 + d. Solve -m*s + 6 = -l for s.
3
Suppose 4*k + 22 = -5*g + 4*g, 2*g + 68 = 4*k. Let f = -20 - g. Solve -2*t - 3*t + f = 0 for t.
2
Suppose 2*w + 2 + 4 = -2*k, -3*w + k + 7 = 0. Suppose 0 = -0*j + j - 7. Solve -w = -4*s + j for s.
2
Suppose 0 = 5*s - n + 4 - 31, -3*s - 4*n + 30 = 0. Solve -s*i = -i + 5 for i.
-1
Suppose -2*n = -5*w + 11, -2*n - w - 8 = -5*w. Suppose 0 = x - n*x + 5, 25 = 5*z + x. Solve 0 = 2*r - 4 - z for r.
4
Suppose 0*z = -z. Let d = z + 2. Solve c + d = 3*c for c.
1