20. Solve -2*l = -t*b - 5, -5*l + 4*b + f = -b for l.
0
Let q(h) = -329*h + 34. Let w be q(1). Let v = w - -297. Solve -5*t = -4*k - t, 0 = v*k + 4*t + 30 for k.
-5
Let s be ((-297)/44)/(3/(-8)). Let l be 25/(-100) - s/(-8). Solve -l = -2*t + 4*z, 5*t - 17 = z - 3*z for t.
3
Let w(l) = l**3 + 6*l**2 + 8*l + 9. Let f be w(-4). Solve -2*x + 2 = 0, -4*s - 2*x + 7*x = f for s.
-1
Let f(d) be the second derivative of -d**4/4 - 2*d**2 + d. Let y be f(4). Let t be ((-39)/y)/((-1)/(-4)). Solve 0*n - n + 6 = 4*v, -t*n + 8 = 2*v for n.
2
Let g be ((-1)/2 - (-9)/(-18)) + 3. Suppose 0 = -g*q - 16*q + 306. Solve 3*o - q = -5*w, -2*w = -2*o + 5 + 1 for o.
4
Suppose -19*q - 3461 = -9788. Let o = 335 - q. Solve o*n - 5*u = 21, -4*n + 9 = -2*n - u for n.
3
Let o = -917 + 945. Solve -5*k - 17 = -z - o, 4*z - 6 = -5*k for k.
2
Let i = 2765 + -2761. Solve 4*z = i*g, 3*z + 29 - 26 = 2*g for g.
-3
Let d be (-5 - (-33)/6) + 1/2. Let y be (-62)/(-12) - (28/24 - d). Solve 4*o - 2*k = 10, -25 = -5*o + 5*k - y for o.
1
Suppose 0 = 3*k - 43 + 19. Let q(i) = i - 8. Let z(w) = -1. Let j(s) = -5*q(s) - 5*z(s). Let d be j(k). Solve d*f - 4*l + 5 = 21, 2*f - 9 = -l for f.
4
Let t = 345 + -341. Let s be 13 + (-54)/4 - (-18)/t. Solve 2*x = -6, 5*w - 5*x - s = 6 for w.
-1
Let q(o) = -344*o - 4464. Let p be q(-13). Solve -47*c + p = -45*c + 3*h, 4*c = 5*h - 28 for c.
-2
Let t = 652 + -637. Solve -3*r - 5*f = 25, -t = 9*r - 8*r + 5*f for r.
-5
Suppose 46*d = 186*d - 2 + 2. Solve 4*s + 28*a - 25*a = 0, -2*s - 2*a = d for s.
0
Let g = -350 - -221. Let k = g + 134. Solve -2*y = -3*u - 5, -y + k*y + 2*u = 2 for y.
1
Suppose -4*b - 5*y + 36 = 0, -64*y = -5*b - 67*y + 32. Solve -3*p - b = m + 9, 0 = 5*p - 4*m + 33 for p.
-5
Let o = -222 - -224. Solve 20*r + 18 = -4*q + 21*r, o*q + 2*r = -4 for q.
-4
Let d be ((-2 - 7) + 8)*-3. Solve -d*o + 22 = -2*a, 5*a + 16 = -5*o + 11 for o.
4
Suppose -t = 5*x - 47, -x - 5*t - 65 = -6*x. Suppose 3*a - 5*u - 19 = 0, 3*a + 2*u + 34 = 39. Solve l - x = a*n, 4 = -2*n + 3*l + 2 for n.
-4
Let t be -1*(13 + (-6 - -5)). Let h be (-40)/t - 2/6. Suppose -3*s + 6*s = 12. Solve 2*i + 2 = m, -h*i - s*m = -m + 21 for i.
-3
Let y = -101 - -105. Suppose -4*w + a + 21 = 0, 4*a + 4 = -3*w - y. Solve s = -5*o - 8, 7*o = -w*s + 3*o for s.
2
Let g = 9974 + -9970. Solve -t + 3*z = 20, 10*t = 7*t + g*z - 35 for t.
-5
Let s(l) = 39*l + 4489. Let b be s(-115). Solve -3*n - b*i = -8*n - 40, -6*i = n - 26 for n.
-4
Let u = -555 + 647. Suppose -5*r = 18*r - u. Solve 2*o = -0*x + r*x, x + 14 = 4*o for o.
4
Let v be (0 + 1)/(216/(-108) + 13/6). Solve -2*r = 5*s + 6, 5*s = -4*r + 6*r + v for r.
-3
Let j be 2/(-5) - (-4972)/55. Suppose 2*d + j = 5*d. Let r be (-38)/(-14) + d/105. Solve 0*h + 5*h + 2*f = r, -4*h = f for h.
-1
Let u(v) = -76*v - 89. Let b(f) = -15*f - 17. Let d(y) = 22*b(y) - 4*u(y). Let a be d(-1). Solve -6*z = -3*z - 3*x - 6, a = 3*z - 2*x for z.
4
Let v be ((-1056)/(-4400))/(6/100). Solve 3*y - 6 = -3, 22 = -v*k + 2*y for k.
-5
Suppose 0 = -9*p + 8 + 1. Suppose 2*f - 5 + p = 0. Suppose -2*v + 5 = -4*t - 1, -2*v + 2*t = -6. Solve -2*y + z + v = 0, -f*z = -5*y + 2*z + 12 for y.
0
Let i be 0/((-3 + 5)*1). Suppose 23*a - 6*a - 119 = i. Solve l - a = -2*h, 3*h - 2*h - 3*l = 0 for h.
3
Let v(w) = 2*w**3 + 4*w**2 + 5*w + 5. Let p be v(-2). Let u be 5*(p - -1)/(-4). Solve 3*o - 2*o + 2 = -2*t, 5 = -u*t - 3*o for t.
-1
Suppose 54 = -16*b + 104 + 30. Solve -3*o = 11*k - 10*k + b, -5*k = -2*o - 9 for o.
-2
Let m be 16/(-6)*(-954)/848. Suppose 0 = 3*w - 2*w - 5. Suppose -5*s + w = -25. Solve 5*z + 24 = -m*i, -s*z = -5*i - z for i.
-3
Let w be (0 - (-6)/(-33)) + -501*(-1)/33. Solve 0 = 3*z - h + 18, -3*z + w*h = 16*h + 12 for z.
-5
Let c(k) = -k**3 - 2*k**2 + 9*k + 6. Let f be c(-4). Suppose t = 4*t + 5*o - 31, -6 = f*t - 2*o. Solve 4*x - 3 = g - 2, t*g + 4*x + 2 = 0 for g.
-1
Suppose 94*k - 325 - 40 = 11. Solve -5*f - 2*y = 14, -2*y = -k*f + 2*y for f.
-2
Let s(n) = -2*n**2 - 17*n + 1. Let z be s(-7). Let l = z + -35. Let g(c) = c**2 + 8*c - 36. Let f be g(l). Solve -4*w - 4*j - 28 = 0, -w - 4*w = 2*j + f for w.
-5
Suppose 19*t = 22*t + 48. Let o be (-77)/22*t/28. Solve 4*h + 21 = -5*p, -o*h - p = -0*h + 3 for h.
1
Let v = 3437 + -3432. Solve -4*x - 2 = -3*x - 4*f, x - 16 = -v*f for x.
6
Let a = -9901 - -10228. Solve a = 3*b - y + 312, 3*y = -9 for b.
4
Let d(a) = -a**2 - 13*a - 31. Let o(x) = x - 11. Let t be o(3). Let w be d(t). Solve -3*z = -0*z - 6, 3*z - w = -3*f for f.
1
Suppose -3*w + 17 - 5 = 0. Let k(d) = -2*d**3 - 2*d**2 - d + 3. Let a be k(-2). Suppose a*v - 12 = 10*v. Solve 3*j + 40 = -0*o - 5*o, -w*j = v*o + 40 for j.
-5
Suppose -28*d = -21*d - 14. Suppose -d*x + o + 6 = -o, -2*x + 5*o = -3. Suppose -10 = -2*w + 8. Solve -x*l - 5*y + 15 = -w*l, 0 = 3*y for l.
-3
Suppose 7*l + 3*v - 261 = 6*l, 793 = 3*l - v. Let q = l + -262. Solve 5*n = q*u + 7, 0 = 2*u + 3*u + 5 for n.
1
Let m(k) = -k**2 - 22*k + 54. Suppose 4*q - w + 88 = -5*w, q - 5*w + 28 = 0. Let i be m(q). Solve 0*d + 3*d - 5*u - i = 0, -2*d - 11 = 3*u for d.
2
Let d = -117 - -187. Suppose -7*p - d = -12*p. Solve -3*r - 3*j = 9, 21 = 5*r - 5*j - p for r.
2
Let w = 147 - 142. Suppose -w*l - c + 0*c + 36 = 0, -4*l - c + 29 = 0. Solve -3*h = -g + 4*g + 3, 3*h - l = 2*g for g.
-2
Let a = -25 - -28. Suppose a*g - 59 = -f + 3*f, 100 = -5*f - 2*g. Let d = f - -22. Solve -4*t - 4*u - 20 = d, -5*t + u + u = 25 for t.
-5
Suppose 13*w - 4*l = 8*w - 6, w = -2*l + 10. Solve -7*b + 20 = -3*b - 4*c, -w*b + 5*c + 13 = 0 for b.
4
Suppose 5*c - 16 = -139*k + 135*k, -k = 2*c - 1. Solve 4*u = -x - 23, k*u + 31 = 4*u - 2*x for u.
-5
Suppose 294 = -255*a + 261*a. Let z = 55 - a. Suppose -28 - 107 = -5*k. Solve -z*f + f + k = 4*n, -3 = -n for f.
3
Let t(o) = 2*o**2 - 5*o + 2. Let v be (-14442)/261*(0 - 6/4). Let f = v + -81. Let d be t(f). Solve d = 6*g - 2*g + h + 13, 3*h = -5*g - 11 for g.
-4
Suppose 0 = -17*f + 80 + 22. Let m be (-1)/(f/(-2) - 8/(-3)). Solve -q - m = -5*p, q + 2 = 4 for p.
1
Suppose -5*k = 24*z - 23*z - 39, 0 = -5*z + 7*k - 29. Solve 3*n = 5*h + 28 - 12, 4*n = -2*h + z for h.
-2
Let t = -58 + 60. Suppose 3*g - 86 = t*h, 5*h + 141 = 5*g + 1. Suppose -9*u = -6*u - g. Solve -2*y + u = 4*j, 2*j = 7*j for y.
5
Let s(u) = u**2 - 13*u + 40. Let c be s(15). Suppose 70 = j + c. Solve j = -5*k - 5*l - 5, -5*k - l = 1 - 0 for k.
0
Let z = -5818 - -5822. Solve 16 = -4*l, -z*r + 20 = -8*r - l for r.
-4
Let d be (-64)/(-48) - 75/(-45). Solve -2*y + 4*q + 27 = y, d*y + 3*q - 6 = 0 for y.
5
Let y = -25 - -51. Let v = -3 - -8. Suppose -x + y = 3*d - 5*x, 27 = d - v*x. Solve -3*a - 3*b - b = 24, -2*b = -a + d for a.
-4
Let i(s) = 6*s - 82. Let n be i(14). Suppose 3*d + f - 9 = 0, -3*d + f + 7 - 4 = 0. Solve -d*t = -2*l, -t + n*t - 4*l = 3 for t.
-1
Suppose -115*r - 140 = -122*r. Suppose -4*k - 4*d = -r, 8 + 12 = 4*k - 5*d. Solve 5*x - 16 = -2*c, k*c - 19 + 0 = -2*x for x.
2
Let q = 233 + -231. Let o be (-26)/(-4) - q - (-7)/14. Solve -4*k + 3*f - 1 = 0, 2*k + 0*k + 3*f = -o for k.
-1
Let l(w) = 0*w - 5*w - 51*w**2 - 11 + 50*w**2 + 2*w**3 - 3*w**3. Let h be l(-2). Solve 4*y - 5*j - 7 = 0, h*j - 4*j = 3 for y.
-2
Let c = -6 - -11. Suppose 11*n - 10*n = c. Suppose -2 = -f + 1, -n*d - f + 3 = 0. Solve 29 = -5*z + 2*s, 4*z - 2*s + 24 = -d*z for z.
-5
Let v be (-364)/1456*8*-1. Solve l = v*d - 1, 32*l + 3*d + 1 = 34*l for l.
5
Suppose -14*m = -184 + 58. Suppose -d = 4, -5*u - 24 = -m*u + 3*d. Solve 2*w = u*y - y - 16, 0 = 2*y - w - 13 for y.
5
Let p = 314 + -312. Solve -p*t - 1 = q - 9, -2*q - 5*t = -19 for q.
2
Let c be (-4)/(-22) + (-15462)/99. Let h be 10/6*c/(-130). Solve 5*x + h*k + 23 = 0, -k + 6*k = -3*x - 29 for x.
-3
Let n(v) = v**2 - 60*v + 5. Let k(t) = 3*t**2 - 59*t + 6. Let u(d) = -3*k(d) + 2*n(d). Let x be u(8). Solve a + 5*g - 6*g = 3, x = -g + 2 for a.
5
Let r = 216 + -214. Suppose -3*s + 4*f = -2 - 6, 3*s - 17 = -5*f. Suppose -2*u = -s*u + 4. Solve 0 = -2*g + u*d, -2*d - 3*d = -r*g + 6 for g.
-2
Suppose -297 - 44 = -91*p + 205. Solve 4*o + 4*k - p = 2*k, 4*o - 5*k = 13 for o.
2
Suppose 0 = -527940*q + 527952*q - 720. Solve q*v - p - 3 = 57*v, -3*v - 2*p + 12 = 0 for v.
2
Let n = -805 + 855. Suppose 0 = 5*g + 3*z + 237, -215 - 28 = 5*g - 3*z. Let l = n + g. Solve 4*y = 2*p + 2*y, -l*y = -3*p for p.
0
Let x = -116