31. Solve -4*u - 13 = -b - 3, 5*b + 16 = -l*u for u.
-3
Let f(h) = 11*h**3 + 10*h**2 - 7*h - 4. Let a be f(1). Solve 0 = -a*y + 15*y - 5, -10 = 3*d + 2*y for d.
-4
Suppose 8*w - 8 = 12*w + 5*k, -k = -4*w + 16. Solve -h = 4*q - w, -2*q - 2*h + 0*h + 6 = 0 for q.
0
Let m = -428 + 432. Solve -j - 4*o = -m, 4*j + 0*o + o - 16 = 0 for j.
4
Let v = -684 - -688. Solve -k = -4*a - 7, -12 + 15 = -3*k + v*a for k.
-5
Let n = -233 - -235. Solve -2*h = n*j + 8, h - 5*h + 5*j = 25 for h.
-5
Suppose 4*d + 18 = -w, 0 = 3*d - 0*d + 15. Suppose 1 = w*a - 0*r - r, 5*a - 8 = -3*r. Let q be 3/(a - 1/(-2)). Solve 2*x - p = 5 + 6, 14 = q*x - 4*p for x.
5
Let v be 1/(6/45)*(-12)/(-5). Solve -5*g + 10 = 5*w - 5, -5*w + v = 2*g for g.
-1
Let m(v) = 3*v**2 - 9*v + 10. Let b be m(3). Solve -3*x - 3*u + b = -5, x = -3*u + 7 for x.
4
Suppose 3*m - 5*f + 20 = 0, -m + 8 = 2*f - 0*f. Solve -8 = -z - m*z + 3*a, 28 = -3*z - 4*a for z.
-4
Let i(v) = v + 7. Let o be i(-5). Let r be (-132)/(-28) + o/7. Solve 4*m = -0*u - 3*u + 7, 0 = -4*u + r*m + 30 for u.
5
Let j(w) = -5*w**2 - 134*w + 27. Let t be j(-27). Solve 4*n - i - 8 = 0, t = n + 2*i - 4 + 11 for n.
1
Suppose 14*i - 20 = 11*i - 5*r, i = 3*r - 12. Solve -3*l - 9 = i, 3*j - 3*l - 6 = -6*l for j.
5
Suppose -6*s - 2*s = 304. Let y = s + 43. Solve 5*v + 2 = -3*f + 17, -5*v = -f + y for v.
0
Let y = 493 - 491. Solve -a + 6 = y*w - 7*w, 3*w + 5 = 2*a for w.
-1
Let c = 216 - 212. Solve -3*f + c*s - s = 12, 4*f = 5*s - 16 for f.
-4
Let u(t) = -7*t + 121. Let m be u(17). Solve -x - m = 4*b + 8, -3*x - b - 8 = 0 for x.
-2
Let l(g) = -2*g + 6. Suppose -10 = 13*m - 36. Let j be l(m). Solve -2*i - j*i - h = 14, -4*i - 2*h - 12 = 0 for i.
-4
Let b = -1060 + 1065. Solve 4*o - 5*o - 2*z - 8 = 0, 2*o - 3*z = b for o.
-2
Let i = 139 + -137. Solve -5*c - 7 = 4*h - i*h, 5*h - 23 = c for c.
-3
Suppose -k + 1 - 4 = -3*g, 2*k + 6 = -3*g. Solve -2*z - m - 6 = g, 4 = -5*m - 6 for z.
-2
Let p be (-4)/(-14) + (-38)/(-14). Let o(x) = -9*x + 108. Let h be o(12). Solve 0 = -p*b + b + 2*i + 18, 5*b + 4*i - 9 = h for b.
5
Let r be (-1 - (6 - 9)) + 1 + -1. Let z be 6 - (3 + -4)/(-3 + r). Solve 3*s + k - 1 = 0, -5*s + 5*k + z - 10 = 0 for s.
0
Let v be (-8)/(-10)*10/(-4). Let a be (v/(-3))/(8/48). Let y be (2 + -10)/a - -5. Solve -h - y*t = -5, -4*t + 8*t - 25 = -5*h for h.
5
Suppose 0 = -5*t + 5*j + 70, -2*j - j - 3 = 0. Let b = t + -9. Suppose b*z - 4 = 4. Solve -4*g + 1 = -g - s, 2*s = -z for g.
0
Let k = 188 - 186. Solve 4 - 1 = z - 3*f, k = -2*z + 2*f for z.
-3
Suppose 6*l = -23 + 113. Solve -c = 5*n + 12 + 13, -3*n - l = 3*c for n.
-5
Let z = -166 + 170. Suppose 6*a - 17 = -4*r + 3*a, 5*a - 23 = -z*r. Let u(b) = -b**2 - 4*b + 3. Let l be u(-4). Solve 8*f + 3*x + 16 = l*f, -r*x = 4 for f.
-2
Let x(j) = -j**3 + 13*j**2 - j - 16. Let t be x(13). Let o = t - -33. Suppose -o*r - 8 = -6*r. Solve -q - q + 4 = -r*d, 3*d = 2*q - 1 for q.
-4
Let i(x) = x**3 - x**2 - x. Let k be i(2). Solve 4*b - 1 = -3*n, -4*n - 3 - 3 = -k*b for b.
1
Suppose 0 = 5*u - 5*n - 6 - 149, -77 = -3*u - n. Let y be (-2 + 3)*9/(15/5). Solve 2 = 5*x + u, y*x + 16 = -v for v.
-1
Let u(z) be the second derivative of -z**5/20 + z**4/2 + 3*z**3/2 - 6*z**2 + 4*z. Let n be u(7). Solve -3*l = -0*m + m - 5, -4 = -n*m for l.
1
Let x(v) = -5*v + 8. Let b be x(0). Let o be (2/8)/1 + 22/b. Solve -s + 20 = -r + o*s, 16 = -3*r + s for r.
-4
Suppose -y = -2*l + 6, -y + 8 + 16 = 4*l. Suppose -16 = -3*k - k. Solve 0 = -4*g + 2*c - 22, -k*c - 3 - 5 = l*g for g.
-4
Suppose j + 0*j = -4*p + 6, -5*j + 7 = -3*p. Solve -2*v - v = j*u, -3*u = v - 7 for v.
-2
Let y(m) = m**2 + 9*m + 10. Let b = 67 - 75. Let t be y(b). Suppose -3*k - 5*c = 4, 2 = 3*k + c + c. Solve -t*f + 4*v = 20, 0*f - 2*f - k*v = 2 for f.
-4
Let w = 46 + -22. Suppose -w = -3*t - 5*a, -a = -3*t + 2*a. Solve 0 = o + 1, t*h + 5*o + 2 = -15 for h.
-4
Let g = 33 + -28. Solve 5*c - 4*w - 21 = 0, g*c + 3*w + 7 = -0*w for c.
1
Suppose 910*i + 81 = 919*i. Solve 4*v + 5*s = -i, 4*v - 7 = 9*v + 2*s for v.
-1
Let n = -105 + 168. Let m = 65 - n. Solve m*f = f - 5*c + 9, 4*c - 4 = -4*f for f.
-1
Suppose 115*v + 100 = 140*v. Solve -5 = -v*d - 3*q, 0 = -d + 2*d + 3*q + 10 for d.
5
Let v(m) = -2*m + 0*m + 8 - 2*m - 6 + 3*m**2. Let f be v(2). Suppose 0 = -z + 4*z - 39. Solve 5*x - 23 = 3*n, f*x - z = 5*n + 4*x for n.
-1
Let f be 33/6 - 5 - 180/(-8). Suppose -2*m + 10 = 3*m. Suppose -y = -5*u + u + f, 2*y + 16 = m*u. Solve 3*x - u = 2*w, 3*x = w - 4*w + 15 for x.
3
Suppose -1 = -2*k - 3*q, 0*q + 4*q + 6 = k. Let v(x) = -11*x + 68. Let h be v(6). Solve -h*l + 2*y = -3*y - k, -3*y + 14 = -5*l for l.
-4
Let f = -17 - -11. Let v(g) = -g - 4. Let p(q) = -q - 6. Let u(c) = -3*p(c) + 2*v(c). Let t be u(f). Solve -d = -l + 3, 14 + 0 = t*l - 3*d for l.
5
Suppose 3*q - 116 = q + 5*u, 0 = -3*q - 3*u + 195. Let t = q - 50. Solve 5*h - 4*z = z - 35, -3*z + t = -h for h.
-4
Suppose -2*o - 15 = 3. Let k(s) = s**2 + 9*s - 3. Let f be k(o). Let i = -1 - f. Solve 0 = -i*b + h + 1, -2 + 6 = -2*b - 4*h for b.
0
Let g be 60/18*(-6)/(-5). Solve -g*y + 6 = 4*p - 26, -3*p = -5*y for p.
5
Let l be 4*(-1)/(-1) + -2. Let i be l*(10/4 + 1/(-2)). Solve 4*a - 2*a + 6 = 2*c, -5*a - 11 = -i*c for a.
1
Let x(i) = -6*i - 40. Let l be x(-7). Let t be 0 - l - 48/(-8). Solve 4*z = -t*k + 8, 3*k + 2*z = -k + 6 for k.
1
Let w(z) = -z**3 - 10*z**2 + 12*z + 11. Let c be w(-11). Suppose -6*q + 12 + 18 = c. Solve -4*x - 5*h + 7 = 0, 3*x - x - q = -3*h for x.
-2
Let n(c) = -6*c - 23. Let t be n(-4). Suppose -3*d - t = -10. Solve -d*a - 2*q + 18 = -q, 2*a - 1 = 3*q for a.
5
Let k(z) = z + 24. Let d(a) = a**3 - 4*a**2 + 5. Let v be d(3). Let c be (-5 - v)*(-11)/1. Let q be k(c). Solve 0*s = -s + 4*n - 25, 0 = 5*s - 2*n + q for s.
-5
Suppose y = 4*y - 6. Let l(n) = -1 + 10 - 43*n - 7. Let s be l(-1). Solve -4*w - x = -15, 2*w = -y*w + 5*x + s for w.
5
Let g(y) = y**2 + 10*y + 4. Let k be g(-10). Let b be (-1)/k + (-5)/(-20). Let j = b - -5. Solve 0 = 2*s + 4*f - 11 - j, -3*s - f = -9 for s.
2
Let r(o) = -10*o - 308. Let w be r(-31). Solve -k - 10 = -3*b, k - w*b = -5*b + 14 for k.
2
Let d(o) = 41 + 2*o - 5*o + 4 + 4. Let q be d(16). Suppose -3*a - 9 = -s, 1 = -0*s + s + a. Solve 5*c - q + 6 = 0, c = -s*f - 1 for f.
0
Let w be (-9)/(-3) - 3/1. Let r be (-3)/6 - 6/(-12). Suppose r = 4*h + c - 5 - 0, 5*h + 3*c - 1 = w. Solve -k - 11 = -5*t, -h*t = 3*k + t - 21 for k.
4
Let f(c) = -c - 9. Let y be f(-10). Solve -23 = -4*s - 5*o, s - o + y = -0 for s.
2
Suppose 8*y + 2*y - 3*y = 0. Suppose 14*z - 16*z + 4 = y. Solve -8*w = -4*w + 16, 2*i = z*w + 10 for i.
1
Suppose -o + 12 = 2*o. Suppose 0 = 3*s - 4*b + 3*b - 1, 4*b + 12 = o*s. Let t be -1 + (2 - (-3 - s)). Solve 2*p - 3*r + 10 = t*p, 4*r = 20 for p.
-5
Let y be 396/(-6) - 5/((-10)/8). Let f = y + 66. Solve 4*j = f, 0*o - 2*j + 4 = o for o.
2
Let m = 45 - 48. Let u(w) = 4 - w**3 - 4*w**2 - 3*w - 6 - 2*w. Let s be u(m). Solve -3*h - k - 4 = 0, 2*h - 6 = -k - s*k for h.
-2
Suppose -687*g = -682*g - 125. Let k(s) = -s**3 - 7*s**2 + 6*s - 5. Let h = -16 + 8. Let q be k(h). Solve -5*b - g = -0*n + 3*n, -2*b = -3*n - q for n.
-5
Let f = 21 - 12. Suppose 5*z = -15, p + p = z + f. Suppose 3*x + 2*i = -1 - 3, 22 = x - 4*i. Solve -p*a + 1 = -x*h - 3, h + 4 = 2*a for h.
4
Suppose 0 = -4*s + 9*s - 20. Suppose 0*q - 2*q = -3*p + 2, -s*q = -5*p. Suppose -q*u + 2*u = -18. Solve -2*o = -a + 14, u = -0*a - a - 2*o for a.
4
Suppose -34 - 6 = -3*c + 5*y, -c - 5*y = 20. Suppose -3*a = -c - 7. Solve -2*g + 7*g + 3*k = 2, -a*k + 20 = -2*g for g.
-2
Let o(q) = 3*q**2 + 4*q - 4. Let w(l) = -6*l**2 - 7*l + 7. Let j(f) = -5*o(f) - 3*w(f). Let d be j(1). Solve 3*z = n + 1, 3*n - 4*n + 5 = d*z for z.
1
Suppose -32*o = -30*o - 6. Solve -w = -1, 3*y - 7*w = -o*w - 7 for y.
-1
Suppose 4*l - o - 49 = -26, o = 2*l - 13. Suppose 0 = 3*w - 12, -5 - 3 = -4*q + 3*w. Solve 0 = 3*d - d - 2*s - 2, 0 = -q*d + s + l for d.
1
Let q = 25 + -3. Suppose 10*a - 38 - q = 0. Solve 2*t - a = 3*i, -4*i - 17 = -2*i + 3*t for i.
-4
Let j be (0/2)/((-8)/4). Suppose j*s = 4*l - s - 51, 69 = 5*l - 3*s. Suppose -l*x = -10*x. Solve -2*f + 4*g - 10 = x, 0*g = 5*f + 2*g - 23 for f.
3
Let t = -35 + 38. Let l(q) = q**3 - 8*q**2 + q - 6. Let f be l(8). Suppose -g + 16 = 2*p + 2*g, 0 = 5*p + 4*g - 26. Solve -p*k = 4, -f