+ 648. Let d = c - 103. Solve 0*a - d*a = 5*v + 40, 5*a = 4*v - 4 for a.
-4
Let v = -424 - -428. Solve -4*p = -4*a + 32, -4*a + 11 = -v*p - 7*a for p.
-5
Suppose 4*p + 4*h - 52 = 0, -8*h = -2*p - 13*h + 41. Solve 5*s - 5 = -2*f, 3*s - p*f - 29 = -4*f for s.
3
Let z be ((-86)/172)/(2/(-12)). Solve 0 = -4*y - 2*o - 26 + 8, z*y + o + 12 = 0 for y.
-3
Let k be 3/4 - 63/(-12). Suppose 0 = -4*t + 7*t - k. Suppose -t*f - 2*l + 22 = 0, 5*f - 9 = 5*l + 16. Solve 2*h - 2*p = 2*p - f, -h - 3*p - 4 = 0 for h.
-4
Let v(t) = -t**2 + 12*t + 133. Let l be v(19). Solve l = 5*c + 10, 4*c + 4 = -2*f + c for f.
1
Suppose -5*r + 10 = 5*x + 30, -3*r - 10 = x. Let b be 25/((-10)/2)*x. Suppose 4*g = -g - 5*u, -b*u = 20. Solve -g*s + 4*m = 8, 3*s + 4*m = 2*m + 19 for s.
3
Let c(x) be the first derivative of -x**2/2 - 4*x - 1. Let b be c(-8). Solve -y - b = 2*r + 5, 10 = 2*y - 3*r for y.
-1
Let x(r) = -r**2 + 11. Suppose -65 = -4*s - 5. Let d = -15 + s. Let m be x(d). Solve -8*o = -3*o - 3*b + m, 4*o = 4*b - 4 for o.
-4
Let h = -6 - -39. Suppose 30*c - h*c = -15. Let a = -2 - -14. Solve 5*k + a = -4*z, k + c*z - 2 = -k for k.
-4
Suppose -12*u - 76 = -172. Solve -4*s = -m + 1, 2*s + u*m - 3*m = -17 for s.
-1
Let s = -84 - -87. Suppose -2*o - 4*i = -s*i - 8, -o - 4*i = 3. Solve 4 = 2*g + 4*d, o*d - 15 = 4*g + 16 for g.
-4
Let o be 46/4 + 3/(-6). Suppose -2*f + o = -3*h, 4 = -2*f - 6. Let g = h - -10. Solve j = g*i - 1, -5*j + 12 = 2*i - 0 for i.
1
Suppose -3*u + 111 = 34*u. Solve -2*l + 0*l = u*j - 17, j - 23 = -5*l for l.
4
Suppose 4*u + 3 = 2*w - 5, 5*w + 2*u - 20 = 0. Let s be 15 - (-6)/(w + -2). Solve 0 = -4*n - 2*q + s + 2, 16 = 4*q for n.
3
Suppose o - 6*o = -5*g + 30, 26 = 5*g - o. Solve -f + 8 = -2*q + 2*f, g*q - 4*f + 20 = 0 for q.
-4
Suppose 4*x - 5*f - 28 = 0, 4*x = -0*f + 2*f + 16. Let d be (x/(-4))/((-1)/10). Let k = 1853 + -1848. Solve -2*i + 8 = 4*j - j, -10 = -k*j - d*i for j.
4
Let s = 27 + -24. Solve -17 = s*c + 4*a + 15, 2*a = 2*c - 2 for c.
-4
Suppose -2*v + 4*a - 12 = -0*v, -9 = -3*a. Solve 3*b - 6 = -i - b, -5*i + 4*b + 6 = v for i.
2
Suppose -2*y - 2*y = -8. Let s(c) = 15*c - 5. Let z(g) = 2*g. Let p(j) = y*s(j) - 14*z(j). Let d be p(7). Solve 0 = 5*l + h + 3 - 20, d*l = 5*h + 31 for l.
4
Let t be (-28)/(-126) - (-61)/9 - 7. Solve 3*g + q = 7, t*g - q = 5*g - 15 for g.
4
Let t = 112 - 177. Let b be 1/((-5)/t)*1. Solve -2*p + 2*j + 20 = 2, -b = -5*p - 3*j for p.
5
Let n be 1/((-4 + 5)/2). Solve -b + 3*h = -1, -5*b - 6 = -n*h - 2*h for b.
-2
Let p(v) = -v**3 + v**2 - 15*v + 21. Let n be p(5). Let a = n + 156. Solve 2*f + 1 = -2*y - 7, 0 = -y + a*f + 5 for y.
-1
Suppose 315*r = 295*r + 40. Solve 7*s - 2*v = r*s - 13, 3*v - 6 = 3*s for s.
-3
Suppose 2*j - 2 = 3*s - 2*s, j + s - 4 = 0. Let l be ((-1065)/(-6) - -3) + (-2)/4. Suppose 33*r + l = 39*r. Solve 18 = 2*q + 4*u, 4*q + j*u = -3*u + r for q.
5
Suppose 3*s = -3*s. Suppose s = -3*w + 8*w - 15. Solve -y + 12 = -5*a, -4*y - w*a + 4 = 25 for y.
-3
Let q = 54 + -54. Suppose q = 3*n - x - 29, -2*x = -2*n + x + 10. Solve 0 = 5*v - 0*v - 2*l + n, 0 = 4*v + 2*l - 2 for v.
-1
Let p = 63 + -16. Let u = p - 46. Let l be (-4)/14 + (-16)/(-7). Solve 5*i = t - u, 3*t = -l*i - 1 - 13 for i.
-1
Suppose a + 2*q + 10 + 0 = 0, -10 = 2*q. Solve a*v = -3*v + 15, -2*g - 4*v = -14 for g.
-3
Let k be -12*(-1 + -2 + 15/10). Solve 2*q - q = -c + 3, k = c + 4*q for c.
-2
Let u = 18 + -16. Suppose p + 4*h = -18, -5*p - u*h = -7*h - 35. Let y be p/((-2)/2) - -20. Solve -3*o + 0 = -5*i + 4, 5*o = -4*i + y for i.
2
Suppose 670 = -10*s + 690. Solve 3*a = -s*l - 9, -4*l + 3*l = a + 4 for l.
-3
Suppose -6*d - 12 = -9*d. Suppose -2*z + 3*b = -20 - 15, d*z = -3*b + 79. Solve 25 = -5*i, 0 = -c + 4*i + z + 6 for c.
5
Let l = 641 - 641. Solve 0 = 4*y - 3*d - 24, -5*y = 2*d - l*d - 7 for y.
3
Let v = -357 - -361. Let w be (-28)/(-6) + 2/6. Solve 3*x = -2*f + x - 2, -13 = -w*f + v*x for f.
1
Let u(v) = -v - 17. Let z be u(-11). Let c be (2 + 8 + -7)/(z/(-4)). Solve -5*n + 22 = c*h, n = 4 - 0 for h.
1
Let o(b) = b + 8. Suppose 5*f - 2*v = -40, -3*v - 13 + 37 = -3*f. Let s be o(f). Suppose s = -4*t + t. Solve -23 = -4*p - j + 2*j, -2*p + 4*j + 22 = t for p.
5
Suppose 8*x = 8 + 8. Solve 2*h - 1 = -w, -3*h + x*w = 4*w - 3 for h.
-1
Suppose 31*m = 19*m + 36. Let p = 7 + -2. Suppose -2*s = -p - 1. Solve -3*h - 9 = m*r, s*h - 9 = 3*r + 6 for h.
1
Suppose -25*j = -12 - 63. Solve 0 = i - w + 1, i + j*w = 6*i + 13 for i.
-5
Let p = 5 - 7. Let m = 8 + p. Solve -2*z = -3*n + 9, 0 = 4*n - z - 6 - m for n.
3
Let t be (2/(-5))/(4/(-20)). Let x(z) = z - 13. Let k(h) = 2*h**2 - 3*h + 6. Let c be k(3). Let g be x(c). Solve -g*s - 3*u + t = 0, -s = -6*s - 5*u + 10 for s.
4
Let b be 2*(3/3 - 2). Let m(q) = -q**3 - 2*q**2 - 4*q - 6. Let w be m(b). Solve -z - w*f - 3 = -2*z, 5*z = 3*f + 8 for z.
1
Suppose 0 = 1013*p - 1009*p. Solve p*a - a + f - 1 = 0, -5*a + 3*f - 7 = 0 for a.
-2
Suppose -133 = 2*z - 53. Let t be 4/((z/(-6))/5). Solve -t*p + 5*r = 40, -4*p + 2*r = 5*r + 5 for p.
-5
Suppose 14 = 8*j - 2. Solve -r - 11 = 5*o - o, -j*o - r = 5 for o.
-3
Let b(q) = 0*q**2 - 9 - 7*q + q**2 + 2*q. Let n be b(7). Suppose -2*h - 29 = -7*h + t, 0 = h + 3*t - 9. Solve -4*l - n*o + 1 = 0, -2*l + h = l + 2*o for l.
4
Let n be ((-18)/36)/((21/36)/(-7)). Solve 5*p + 35 = 5*s, -n*p + 3*s = -2*p + 24 for p.
-3
Let c(k) = k**3 + 4*k**2 - 6*k - 8. Let m be c(-4). Solve 0 = -2*s + 10, 5*d + m = 2*d + 2*s for d.
-2
Suppose -7*b + 23 = 2. Suppose -p - 10 = -b*p. Solve 0 = -p*y + 8*i - 4*i + 17, 0 = 3*y - i - 13 for y.
5
Let m = -39 + 41. Solve 0 = -2*a + r + 6, -3*a + 3 = -m*a - 3*r for a.
3
Let m(l) = -2*l**2 + 9*l - 2. Let z be m(-6). Let r = z + 135. Solve 3*v - 2 = -j, -2*v - r = -5*v + 4*j for v.
1
Suppose -28 - 24 = -4*i. Let z be -4 - i/(13/(-6)). Suppose -3*r + n = -r - 12, 0 = -4*r + 5*n + 30. Solve -5*q = -z*s + 15, -8*q + 3*q + r*s - 30 = 0 for q.
-1
Let m be (-16)/(-4) - (1 + 0). Suppose 2*t - t - 13 = -4*b, m*b + 4*t - 26 = 0. Solve 5*f - 5*j - 5 = 0, 0 = -b*f - j - 2*j + 7 for f.
2
Suppose -2*c + 0*c + 4*n + 14 = 0, 5*c - 2*n = 27. Solve 22 = -c*b - g, -4*b - 2*g + 7*g = 35 for b.
-5
Let c(x) be the third derivative of -x**6/60 + x**5/60 + x**4/24 + 5*x**2. Let i be c(-1). Solve j + 6 = -5*p, -2*p = -3*p - j - i for p.
-1
Let q = -49 + 52. Suppose 6*s = q*s + 15, -5*p = -3*s - 60. Solve 2*n - i = -p, -2 = 4*n + i + 13 for n.
-5
Suppose -19 - 13 = l. Let u = -32 - l. Solve 5*z + 0*j = j, 3*z - 3*j + 12 = u for z.
1
Let n(m) = m**3 - 3*m**2 - 29*m + 12. Let c be n(7). Solve 11 = 5*g - l, 4*g + 2 = c*l - 6 for g.
3
Let q be -10 - -18 - ((0 - -3) + 0). Solve 2*w = q*d - 0*d - 18, -4*d - 2*w = 0 for d.
2
Let w be (14/12)/(4/24). Let z be 1/5 + (w - 33/15). Solve -3*p = -i - 5, z*p = 3*i - 8*i - 25 for p.
0
Suppose -4 = 2*q + 26. Let g = -9 - q. Suppose -v + 4 = 4*r + 14, -2*r = g. Solve -m - p = -7, -v*m + 5*p - 31 = -5*m for m.
2
Let x(t) = -2*t - 11. Let g be x(-9). Suppose 1 = -3*c + 4*y, 0 = -y - 3 - 2. Let d = g + c. Solve d = 2*q - 2*p + 20, -4*q + 2*q + p - 15 = 0 for q.
-5
Let h = -2 + 4. Suppose v - 5*b + 18 = 0, 0*v - 2*b + 4 = -2*v. Let q be (4 + -3 - v) + 2. Solve -q = -r, -h*m - 5*r = -m for m.
-5
Suppose l - 6*f = -3*f + 16, -f = 5*l. Let o = l + -1. Suppose -45 = -5*c - 4*h, o = -c - h + 2*h. Solve -4 = 2*p + j + c, -16 = 5*p - 4*j for p.
-4
Let l(a) = a + 4. Let o be l(-8). Let u be (-1)/(-4 - 14/o). Solve -3*f + 4*h + 22 = -f, 0 = -u*f - 2*h - 2 for f.
3
Let u(g) = -g**3 + 12*g**2 - 25*g - 12. Let v be u(9). Solve -2*r + c = -6, -4*r = -4*c - v - 10 for r.
2
Let c(s) = 4*s + 89. Let v be c(-21). Let w = 63 + -38. Solve w = -5*r, v*a - r - 15 = -3*r for a.
5
Suppose 13*z + 4*u + 26 = 15*z, z = -2*u - 3. Solve -z*n - 33 = 2*m, -5*n - 29 = 2*m - m for m.
-4
Let a be (0 + -9 - -5) + 10. Solve -25 = -3*w + 5*n, 2*w - a + 16 = -2*n for w.
0
Let w(s) = s**2 - 7*s + 5. Let i be w(8). Suppose -4*z = -5 + i. Let p be -1 - (-4 + z/(-2)). Solve -p*m + 14 = 2*n, 4*m - 14 + 2 = 0 for n.
4
Let t = -14 + 23. Let m = t - 3. Let k be 8/((-3)/((-9)/m)). Solve 0 = 5*z - 3*y, 6*y - 2*y - 32 = -k*z for z.
3
Let h be 5/2 + 0 - (-24)/48. Let z be ((-3)/(-5))/((-2)/(-20)). Let o be z/(6/9*3). Solve -3*p - 4 = -5*x, -h*x = -0*p + o*p - 12 for x.
2
Let t = -2 - -11. Let m be (