-3*b - 5*u = 31, 0*b + u = m*b + 3 for b.
-2
Suppose 5*r - t - 96 = -0*r, -2*t = 2. Solve -r = -5*d + 6, d + 15 = -4*m for m.
-5
Let b be 4/(-14) + 2/7. Suppose -3*h + 3 = -b*h. Let d be 11 + h*(-2)/2. Solve 26 = 5*s + a + 2*a, 0 = -2*s - a + d for s.
4
Let g = 54 + -50. Suppose -2*h = -2*z + 4, g*z + 0*h = 2*h + 14. Solve -z*r = -3*x + 13, -5*x + 2*r - 35 = 5*r for x.
-4
Suppose s = 5*t + 24, t - 5*s = -16 - 8. Let y(f) = f + 8. Let r be y(t). Let l be 22/r + (-1)/(-2). Solve -l = 3*j + 4*x, 3*j + x + 2 = -4 for j.
-2
Let b be -17*3*(-14)/(-21). Let g = 36 + b. Solve 3*q - 3*d = -2 + 11, -4*q + 12 = -g*d for q.
3
Suppose 3*o - 15 = 3*g, o + 5*g = 10 - 11. Solve 8 - 1 = 5*z - 2*y, o*z = 4*y - 4 for z.
3
Let h(l) = -l**2 + 7*l + 271. Let j be h(20). Solve 2*q + 22 = -3*z, -3*z = -3*q - 2*z - j for q.
-5
Suppose -54*t + 38*t = -64. Suppose 20 = 4*p, -2*o + 11 + 8 = 3*p. Solve -4*x - c = -1, c + c = -t*x - o for x.
1
Suppose -3 - 2 = -d. Suppose z = -5*b - 4*z, d*b + 4*z - 2 = 0. Solve 0 = -u + 3*u - w - 3, 0 = u + b*w - 4 for u.
2
Let h(w) = w**2 - w + 4. Let x be h(0). Let b(n) = n**2 - 8*n + 10. Let c be b(6). Let k = x + c. Solve 2*g = u, -3*u + 4*g - k = -6 for u.
4
Let w(k) = 3*k**2 + 3*k + 3. Let c be w(-1). Let a be 15/35 - (-25)/7. Solve c = 3*b, -a*r - r + 5*b - 15 = 0 for r.
-2
Let n(j) = j**2 + 4. Let u be n(-2). Suppose 0 - u = -k + w, -20 = -5*w. Solve 3*z + z + 4*i = k, 2*i = -z + 4 for z.
2
Let i = 1140 - 1140. Solve 5*d - q = 4 - 12, i = 4*d + 5*q - 11 for d.
-1
Suppose -60 = -3*i + 3*w, -2*i - 2*w + 23 = -49. Let r = -3 - -6. Solve -3*g - r*t = 1 - i, 0 = -5*g + 4*t for g.
4
Let y = 4 + -3. Suppose -9 + y = -4*q. Let w(j) = j**3 - 2*j**2 + 1. Let l be w(q). Solve -2*u - 4*d + 1 = -1, u - l = -5*d for u.
1
Let l(x) = -x + 11. Let b be l(8). Let n = 8 + -5. Solve h + n*g = -5, 4 = -4*h + b*g - 7*g for h.
1
Suppose -t + 3 = 2. Let y(k) = k**3 - 7*k**2 + 5*k + 14. Let j be y(6). Suppose 0 = -13*h + j*h. Solve -4*a - t = -5*s, a - s = -h*s for a.
1
Let a be (-1 + -2)*(-3 + 2). Suppose -19 = -5*l - a*p, -2*l + 0*p = -2*p + 2. Solve -t - 4*b - 17 = -l*t, -2*t - 31 = 5*b for t.
-3
Suppose 12*c - 480 = -36*c. Suppose r = 3*f + 2*f - 44, -4*f + 52 = -5*r. Let y = c - f. Solve -3*a = 2*m + 1, -y*a + 4*m + 35 = 3*a for a.
3
Suppose d - 4*j = -10, 0 = 22*d - 18*d - 5*j + 7. Solve 5*t + 9 = r, 5*t - 9 = d*t - 3*r for t.
-1
Let q be 1 + 7 + 0 + 2. Let z = 13 - q. Suppose 4*a = 8*a - 12. Solve -z*k + 5 = 4*v + a, -v = k for k.
-2
Suppose 0 = -34*s + 26*s + 64. Solve -4*f + 3*j = s*j + 9, 5*j = 3*f - 37 for f.
4
Suppose -3*c = 4*c - 98. Let v = -63 + 65. Solve 4*m + 0*t = v*t + c, t = -1 for m.
3
Let f(o) = o**3 - 2*o**2 - 6. Let y = -30 - -33. Let k be f(y). Suppose v = 4*v. Solve 0 = -3*t - x - 3*x + 4, v = -k*x + 12 for t.
-4
Suppose -5*q + 18 + 52 = 0. Suppose -5*a + 13 = -12. Let s(k) = -k - 2. Let w be s(-2). Solve -3*p - p - a*o + 30 = 0, w = 4*p - 3*o - q for p.
5
Suppose 2*g - 31 - 9 = 0. Suppose -g = -6*w + w. Suppose -2*t - 172 = -w*p, 0*p = -5*p - 4*t + 202. Solve 0 = u + 3*l - 5, -5*l - 7 = -5*u - p for u.
-4
Suppose -y + 6*y - 220 = 0. Let q = y + -41. Solve -q*c - 15 = 4*m, 4*c + 20 = -0*c + 5*m for c.
-5
Let q = 28 - 26. Solve 2*r - 18 = 7*r - q*t, -4*r = t + 17 for r.
-4
Let w(q) = q - 14. Let h = -22 - -35. Let l be w(h). Let x = l + 1. Solve x = 3*s + 2*o + 3*o + 28, -s + 2*o = -9 for s.
-1
Suppose 0 = -u - 0*u - 3*h - 37, -8 = 2*h. Let j = -9 - u. Solve -t = -5*c + j, 0*c = -t + c - 4 for t.
-1
Suppose 45*t - 6 = 43*t. Suppose 2*r + r + t*m = 36, 5*r - 4*m - 15 = 0. Solve 2*a = a - 4*q - 17, a - 4*q = r for a.
-5
Suppose 4*s - p - 3*p - 16 = 0, -4 = -s + 2*p. Solve r = -4*k + 4, 2 = 3*k - s*r - 1 for k.
1
Suppose 0 = -3*u + 9, -7*v + u - 3 = -3*v. Let b = -32 - -29. Let l = 6 + b. Solve v = 2*z - 5*i - 9, -i - l = 3*z - 3*i for z.
-3
Let m be 3 + 3/((-9)/(-15)). Suppose 4*l - 12 = m*l. Let h = 6 + l. Solve 0 = -2*z + 3*o + 4, h*z = z - 4*o - 10 for z.
-1
Let v be (35/7 - 8) + 1 + 52. Let q = 57 - v. Solve -a - 3 = 3*a - 5*s, -5*a = -3*s + q for a.
-2
Let d be -6 + 3 + 1 - 2. Let l(v) = 2*v**3 + 7*v**2 - 6*v - 5. Let n be l(d). Solve -3*k + 6 = -5*h, n*k = -k + h + 8 for k.
2
Suppose 2*h + 23 = 5*i - 13, -5*i - 4*h + 48 = 0. Solve 5*p = 5*f - 0*p - 30, 3*f + 2*p = i for f.
4
Suppose 15*v - 20*v = -10. Suppose -q + v*x = -10, 5*q + 4*x + 10 = 2*q. Solve 0 = -q*y + 2, 0*d + d - 4*y = 0 for d.
4
Suppose 0 = -5*r - 0*r - 10. Let l be (r - (-48)/20)*5. Suppose p + l - 1 = 3*x, -3*p - 3 = 4*x. Solve -2*u = -5*y - 8 - 8, x = 4*y - 2*u + 14 for y.
-2
Let n = 269 + -264. Solve n*z - 15 = -3*b + 9, b - 9 = -2*z for b.
3
Suppose 4 = 4*l + 2*f, 3*l + f + 2*f + 3 = 0. Let a = 2 + l. Solve -r + a*s = -0*r - 22, 3*r = 3*s + 6 for r.
-3
Let a = -6 - -6. Suppose a*c + 3 = -3*c. Let r be (33 - (-1 + c)) + 2. Solve 5*y + 1 = 26, -3*o = -5*y + r for o.
-4
Let t(n) = n**2 - 5*n + 7. Let d be t(5). Let j = d + -7. Solve -r = -2*s - 3*s - 10, j = -5*s - 5*r + 20 for s.
-1
Suppose 4 + 38 = 6*p. Let i be ((-4)/5)/((-1)/10). Suppose -3 = -i*r + p*r. Solve 0 = 2*q - 0*n - n + r, -q - 9 = -2*n for q.
1
Let o = -9 - -14. Suppose -7 = -a - 11. Let s(n) = -n**2 - 5*n - 2. Let b be s(a). Solve o*m = -3*g + b + 5, m + 3*g = -1 for m.
2
Let d = 1 + -3. Let o be (-76)/(-133)*21/(-2). Let i = d - o. Solve 2*q = 2*l + q + 3, 4 = i*q for l.
-1
Suppose 5*j - 6*m = -m + 45, -3*j + 4*m = -32. Solve -5*y - 6 = -j*s, 10 = y + 2*y + s for y.
2
Let z(h) = 2*h - 3. Let y be z(3). Let b(l) = -14*l**3 + l**2 - l - 1. Let g be b(-1). Let x = 15 - g. Solve y*u = 5*v + u + 25, -3*u = x for v.
-5
Suppose 49*w = 330 + 503. Solve 3*f + 1 = -5*g, -5*g = -5*f - 4*g + w for f.
3
Let u(s) = -31*s**3 - s**2 + 3*s - 1. Let h be u(1). Let a be (6/(-5))/(3/h). Suppose -1 = 7*x - 43. Solve 3*n - 4*d = -3*d + a, x = -2*n - 4*d for n.
3
Let v(d) = d**3 + 8*d**2 - 24*d - 11. Let j be v(-10). Solve -4*k + 10 = -2*i - 12, 3*i - 5*k = -j for i.
-3
Let u be 5*2/(-25) + 233/(-5). Let y = u - -47. Solve -a - 4*x + 1 = x, y = 5*a + 4*x + 16 for a.
-4
Let i be (-9 + 3)*8/(-6). Let w(m) = m**3 - 2*m**2 + m - 4. Let l be w(4). Let c = -27 + l. Solve i = -5*g + y - c, 0 = y + 2 for g.
-3
Let s = 28 + -23. Let v(o) = -o**3 + 12*o**2 + 10*o + 15. Let m be v(13). Let z be (-3)/(-2)*m/(-9). Solve z = 2*l + 2*x, -x - 26 = -s*l + 2*x for l.
4
Let x be -12*(-3 - 5/(-2)). Suppose 3*f - 3 - x = 0. Suppose 0*h + f*h = 9. Solve h*u - 4*n = 15, -4*u + 19 = -n - 4*n for u.
1
Let y be (-10)/5*6/(-4). Let n be ((-30)/18)/5*-7*3. Suppose 0 = v + n - 10. Solve -4*h = 4*k - 2*h + 22, 0 = v*h + y for k.
-5
Let c(d) = -d + 3. Let b be c(3). Let h = -19 - -24. Suppose 0 = g - b*g - h. Solve 0 = 3*o - 6*o - 2*l - 18, 0 = -g*o - 4*l - 32 for o.
-4
Suppose 8*g - 77 = 3*a, -g + 3*g + 5*a - 25 = 0. Solve -u + 5*x - 20 = -0*u, 3*x = 5*u - g for u.
5
Let s = 154 + -149. Solve 0 = -4*d + w + 3 + 11, 3*w + 21 = s*d for d.
3
Suppose -5*n = -5, 5*n = -40*d + 42*d - 5. Solve 5*q + 3*l = 22, l - d = -2*q - 4*l for q.
5
Let r be 11/66 + (-29)/(-6). Suppose -r*t - 4*t = 0. Solve -v - 2 = -3*g, t = -2*v + v + g for v.
1
Let c be (-6 - -1)/(6/((-180)/25)). Suppose 5*j + c = 66. Solve -3*i - j = -u, -4*i - 3*u + 1 - 17 = 0 for i.
-4
Let n(g) = -72*g - 10. Let c be n(-2). Let o = 157 - c. Solve 3*t + 18 = 2*a, 8*t + o = a + 3*t for a.
3
Suppose -5*a - 3 = -t, 0 = -3*a + 7 + 2. Let q = t + -17. Solve 0 = 4*h + 5*z - 3 + 4, -3*z - q = 2*h for h.
1
Let z = -80 + 85. Solve -z*w - 5*a = -15, 0 = 5*w - a + 3*a for w.
-2
Let q be (-1)/(-9) - (-1576)/360*5. Solve -4*k = 2*x + 16, -4*k + x = -0*k + q for k.
-5
Suppose 0 = -5*x + 16 - 1. Let o(p) = p**3 - 17*p**2 - 2*p + 38. Suppose 0 = 8*u + 2*u - 170. Let d be o(u). Solve d*i + 12 = -2*j, -x*j - 1 = 3*i + 8 for i.
-3
Let l(f) = -f**3 + 11*f**2. Let b(x) = -x**2 + 8*x + 4. Let c be b(7). Let k be l(c). Solve k = u + 2*d - 6, u - 4*d = d - 8 for u.
2
Suppose -3*r - 2*o + 4*o + 8 = 0, 0 = -r + o + 1. Suppose -3*h + 6*h = r. Solve 3*w + z - 20 = 0, 13 = 5*w - 2*z - h for w.
5
Let v(f) = -f**2 + 4*f - 1. Let g be v(3). Solve -o = m - 6*o + 18, -3*m = -o - g for m.
2
Let d be (-1712)/28 - 2/(-14). Let w = d - -63. Solve -w*g = -2*y - 8, 4*y + 2*g - 1 = 13 for y.
1
Let u(y) be the first derivative of 