6. Let x be s(r). Solve u + x*b = i, 3*u + 4*b = -1 - 4 for u.
-3
Suppose 0 = l + 1 + 8. Let w = -16 - l. Let d = -5 - w. Solve -d*z + m - 7 = 0, -z - 2*z - 5*m = 4 for z.
-3
Let z(b) = -b**3 + 15*b**2 + 5*b + 37. Let g be z(15). Let v be (-9)/6*g/(-21). Solve -3*m - 5*i = -v*m - 30, 0 = -5*i + 15 for m.
-3
Let y = 1 + -11. Let h(o) = -2*o - 16. Let w be h(y). Suppose -4*v = w*v. Solve -c + 18 = c - 4*n, v = 2*c + n + 7 for c.
-1
Let x(k) = -k**2 + 22*k - 19. Let p be x(16). Let q = 82 - p. Solve -3*w - 6 = 3*a, 0 = -0*w - q*w + 3*a + 30 for w.
3
Suppose 3*g - 6 = -3*u, g + 3*g + 3*u = 8. Solve 5*l - 6 = -2*s, -g*l + 16 = -5*s + l for s.
-2
Let s(r) = r**2 + 3*r - 191. Let g be s(13). Solve -2*f + 6*f = -d + 22, 4*d - 5*f = -g for d.
2
Suppose -m = -5*d + 25, 3*d - 3 = -4*m - 11. Solve -5*p + d*a = 13, -a - 28 = p + 4*p for p.
-5
Let r(v) = -v**2 - 9*v - 13. Let i be r(-8). Let l be 3 - 0/(20/i). Solve 2*o = 3*x + 9, 2*o = -3*x - l*o + 12 for x.
-1
Suppose -31*c + 0*c = 11*c - 210. Let b(a) = a - 4. Let l be b(6). Solve -4*w + c*z = 12, -3*w + l*z + 1 = 3 for w.
2
Suppose 0 = 4*g + 2 - 14. Suppose -5*r = x - 23, -4*x = 5*r - 0*x - 17. Let l(b) = 4*b - 4. Let m be l(5). Solve 4*u = 2*a - 9 - g, -m = -r*a + 3*u for a.
2
Let d(z) = -9*z + 122. Let r be d(13). Solve -3*s - r*g + 2 = 0, 1 = s + 3*g - 1 for s.
-1
Let x(j) = j + 1. Let y(o) = -5*o**3 + 2*o**2 + 9*o + 7. Let f(m) = -6*x(m) + y(m). Let b be f(-1). Solve 5*u = b*s - 0*u + 25, -s - 5 = 4*u for s.
-5
Let c be ((-10)/6)/((-470)/564). Solve 3*y + 3*u - 3 = 0, c*u - 24 = 2*y - 6 for y.
-4
Suppose -3*w = -15 + 9. Suppose g = 3*s - 4, 3*g = -w*s - 2*g + 31. Solve -5*k + 5 = s*p, 0*p - p = k + 1 for k.
4
Suppose 9*x - 14*x = a - 3, 5*a - 15 = 3*x. Solve -10 = a*n - 0*u - 4*u, 3*n - 2*u = -8 for n.
-2
Let a(f) be the third derivative of -f**4/12 + 11*f**3/6 - 12*f**2. Let w be a(-4). Solve -5*k + j = -2*j - w, 0 = -k + 5*j - 5 for k.
5
Let m be ((-14)/(-21))/(2/(-42)). Let z = m + 40. Solve -2*o + z = 4*i - 7*o, -4*i - 5*o + 6 = 0 for i.
4
Let d = 0 - 0. Let b(s) = s**3 - 7*s**2 + 12*s - 3. Let i be b(5). Let x be 210/(-20)*(-12)/i. Solve 5*r - x = -3*a, -5*r + 12 = -3*a - d*a for a.
1
Let z be 15*(-18)/27 + 15. Let w(g) = -3*g**2 + 1 + 3 + 0 - 5*g + g**3. Let t be w(4). Solve 5*l - z*h + 5 = 0, t = -4*l + 2*l + 3*h + 2 for l.
-5
Let j(h) = h**2 - 7*h - 9. Let a be j(9). Suppose 18 = -3*v - a. Let y = -7 - v. Solve 3*k = 2*x + 4, 0 = x - y*k - 2*k + 12 for x.
4
Let c be 304/56*14/4. Suppose 8 = b + b. Suppose w + 1 - c = -b*x, -w + 10 = 2*x. Solve -2*u - 6 = w*y + 2*u, -5*u - 15 = 0 for y.
3
Let m be ((-60)/(-24))/(2/12). Suppose -n - 2*n = -m. Solve 4*h + 10 = 3*p - 3, 2*h - 3*p = -n for h.
-4
Let d(s) = 4*s - 3. Let w be d(4). Let t(p) = 4*p - 32. Let l be t(w). Solve -8*c = -3*c - l, 4*i - c - 4 = 0 for i.
2
Suppose -2*g - 2*g = -28. Let y = g + -4. Suppose 0*s = s - y. Solve -5*j - 4*t = 6 + 14, s*j = -2*t - 12 for j.
-4
Let i be -1*(-5 + 5) + 2. Solve 3*m - 7 = -4*q, -i*m - 10 + 24 = -2*q for m.
5
Let h be (-34)/(-8) - (-1)/(-4). Suppose -r + h = 4*k, 3*r = k + 4*k + 12. Suppose s = -r*s. Solve -10 = 5*z + 5*o, s*o = 2*z - 5*o + 11 for z.
-3
Let t(w) = -2*w**3 - 18*w**2 + 17*w - 25. Let b be t(-10). Solve 4*j + 38 = -4*u - 2, 20 = j - b*u for j.
-5
Suppose -4*g - 11 = -5*g + 5*x, -2*g + 22 = 5*x. Solve -5*d - 25 = -3*q + 5*q, -2*d - q = g for d.
-3
Let x = 211 - 207. Solve 5*s = -3*k + 27, 2*s - 22 = -x*k - 0 for s.
3
Let d(i) = 2*i**3 - 14*i**2 - 19*i + 27. Let s be d(8). Solve -2*k + 13 = -s*n, 4*k - 5*k + 2*n = -8 for k.
2
Let b(q) = 11*q**2 + 25 - 4*q**3 + 0*q - 15*q - 3*q + 3*q**3. Let o be b(9). Solve 0 = -5*n - 5*l - 45, -3*n - 12 - o = 5*l for n.
-4
Let v(b) = 7*b + 116. Let j be v(-16). Solve -p = 3*p + j*s - 40, 2*p - 2*s = 0 for p.
5
Suppose s + 5 = -m, m - 4*s = -4*m - 52. Let i = m - -11. Let u(y) = 4*y - 3. Let g be u(4). Solve 4*k = 4*q - i - g, 3*q - 18 = -3*k for q.
5
Suppose -4*l + 4 = 4*k - 8, 2*k = l - 9. Suppose l*y + 0*y = -5*v + 10, -4*y = -3*v + 20. Solve 0 = -r - 4*j + 5, -2*r = v*j - 3 - 3 for r.
1
Let u(f) = 2*f**3 - f**3 + 5*f**2 - 4 + 1 - 4*f - 2*f**3. Let y be u(3). Solve -3*w - 7 = -2*b, -8 = -y*w - b - 0*b for w.
1
Suppose 100*d - 98*d - 6 = 0. Solve 5*w + 4*s + d = 0, 7*w + 3*s + 6 = 2*w for w.
-3
Suppose -u - 4*y = 0, -2*u - 3*y = -y + 18. Let g(k) = -5*k - 56. Let i be g(u). Solve 0 = i*v - d - 2, -3 = -v + 4*d + 5 for v.
0
Let x be (-32)/(-144) - (-68)/18. Let l be (-152)/(-11) + x/22. Let n = l + -12. Solve n*b = 3*i - 3 - 10, 6 = -3*b for i.
3
Let s be (4/10 - (-144)/(-60)) + -2. Let u(q) = -3*q**2 - q**2 - 6 + 0*q**3 - 2*q - q**3. Let b be u(s). Solve -j = -b*m + 8, 6 = 4*m - j - 10 for m.
4
Suppose -2*x = 5*s - 17 + 2, 0 = x + 3*s - 8. Solve -3*b = -0*b + 4*p + 3, 0 = -x*p for b.
-1
Suppose 0 = 2*i - 4*f, 0*f - 1 = i - 3*f. Solve d = -c + i*d + 10, 4*c + 3*d = 5 for c.
5
Let z(p) = -p**2 - 11*p + 33. Let d be z(-7). Suppose -a - d = -4*v, -4*v - 3*a = 2*a - 55. Solve 2*x - k = -v, -4*x - 5*k - 1 = -6 for x.
-5
Let k(c) be the second derivative of -c**3/6 + c**2/2 - 2*c. Let q be k(-1). Solve -f + 10 = -q*o, -15 = -f + 4*o + 3 for f.
2
Suppose -6 - 14 = -5*d. Solve 1 = -a, 3*o - d*a = 2*o + 1 for o.
-3
Let y = 60 + -57. Suppose 5*n - 22 = p, -y*n + 2*p + 19 = 3. Solve 5*z = 4*o + 12 - 0, -n*z + 5*o + 15 = 0 for z.
0
Let g(c) be the first derivative of -c**4/4 + 10*c**3/3 - 4*c**2 - 6*c + 7. Let p be g(9). Solve -12 = 4*s + 4*l, -l = s - p*s + 6 for s.
1
Let b be (-35)/10*(-152)/14. Suppose 4*z + 22 = b. Solve -u + 29 = 5*t, -2*t - z*u = t - 31 for t.
5
Let t = -27 - -18. Let g = 13 + t. Suppose 0 = -c - c + g. Solve -20 = -2*n - c*q - 6, -3*n = -5*q + 3 for n.
4
Let o be (1/2)/(-7*(-1)/42). Solve 2*a + 7*q = 2*q - 3, -a - o = 4*q for a.
1
Let k = -56 + 60. Suppose 0*h + h + l - 13 = 0, -2*h + l = -29. Let d be (h - 0)/(1 + 0). Solve -k*y - 7 = -t, -t = -0*t + 3*y + d for t.
-5
Let n(d) = d**2 + 3*d. Suppose 4*h = 3*s - 8, 4*s - 2*h = 3*h + 9. Let j be n(s). Solve -5*v - 33 = j*o + 8, 20 = -5*o for v.
-5
Suppose -2*h = -h - 3. Let y(z) = -23 + 3 - h*z + z. Let f be y(-12). Solve -x + 0*x + 2*t = 1, -6 = -f*x - 2*t for x.
1
Suppose -294 = -55*c - 43*c. Solve -3*y + 5*x = 2*x - c, 0 = 5*y + 2*x - 5 for y.
1
Let m = 33 + -31. Suppose m*f + 3 = 11. Let d be f - (0 + -4 - -4). Solve 2*x + d = -4*r, -4*x = -2*r - 2*r + 8 for x.
-2
Suppose 0*m - 2*m + 4 = 0. Let h be 0 - m - 1*-2. Suppose 0*d - 4*d = -3*s - 12, 0 = 2*s. Solve 3*o + 2*z - 18 = h, -d*o + 2*z = -2*o + 2 for o.
4
Let o(k) = -4*k - 1. Let s be o(1). Let b(w) = w**2 - w. Let z be b(s). Solve -3*r + 10 = -4*i - r, 5*i + r + z = 0 for i.
-5
Suppose -35*b + 59 = -326. Solve -3*q + 5*w - 12 = 0, 2*q - w + b = 3 for q.
-4
Suppose 67*r - 120 = 62*r. Solve -2*d + 2*u = -0*u + 4, 4*u = -4*d - r for d.
-4
Let c(w) = -10*w + 432. Let v be c(43). Solve 0*b + 8 = 3*k - v*b, 3*k - 4*b - 10 = 0 for k.
2
Suppose -m + 7*n - 11 = 11*n, -4*m - n = -16. Solve 2*j - s = 4, -m*s = j - 5*j + 20 for j.
0
Suppose 11*a = 6*a + 15. Suppose -2 = -v - 0. Solve -4*d - x = 12, -d = -0*x - v*x + a for d.
-3
Let l = -50 - -79. Suppose -a = 3*k - 19, 0*k = -5*k - a + l. Solve 2*v - 17 = 3*v + 4*f, -5*v = -k*f - 40 for v.
3
Let m(y) = 3*y**3 - 6*y**2 - 4*y. Let n be m(3). Suppose -2*f - 3*f = -n. Solve f*j + 3 = -3*g - 6, 0 = -2*g - 3*j - 9 for g.
0
Let m = 76 - -6. Suppose -27 + m = 11*o. Solve 5*k - 5*z + 15 = 0, k + 0*z = 2*z - o for k.
-1
Let q(d) = d**2 + 15*d + 58. Let o be q(-9). Solve -3 = 3*y + 12, o*u - y = 25 for u.
5
Suppose t - q - 39 = 4*q, -73 = -3*t + 4*q. Suppose 2*m - t = -3*s, 4*s + 7 = 3. Let v = m - -13. Solve -v = -3*r + 4*p, 4*p - 8 = -8*r + 3*r for r.
4
Let s(u) = -2*u + 12. Let v be s(5). Let l(c) = c**3 - c**2 - 3*c + 1. Let n be l(v). Let m be n - (4 + 3 + -10). Solve 4*a - r - m = 7, -4*a = -3*r - 19 for a.
1
Let o(i) = i**3 + 10*i**2 - i - 14. Let q be o(-10). Let u be 5 + 2 + q*1. Solve p + u*p = -5*v + 9, -p - 9 = -v for v.
5
Suppose l - 3 = -2*l. Let f = l + 1. Solve 5*u - 4 = f*s - 3, -4*s - 4*u - 16 = 0 for s.
-3
Suppose 6 = 2*p + p. Let y = 3 - 5. Let x be (p + -3)*(y - 0). Solve -4*u + 8 = -3*w, 7*u - x*w - 12 = 3*u for u.
5
Let r(g) = g**3 - 16*g**2 - 16*g - 14. Let l be r(17). Solve -3*f + 