18. Let x(c) = 17*c**2 + 3*c + 2. Let l be x(-2). Let f = y + l. Solve -h = 2*b - f, -h + 3*b = -5*h - 11 for h.
-5
Suppose -4014 = 532*w - 56150. Solve -3*v + 8 = t, -3*t - 106 + w = v for v.
4
Let x = -4872 - -4897. Solve 7*h - 2*h - x = -3*n, -5*h = 4*n - 25 for h.
5
Let p = 26499 + -26489. Let y(g) = -g**2 + 9*g - 8. Let w be y(8). Solve 5*o - 5*d - p = 0, -o = -2*d - w*d - 2 for o.
2
Suppose 9*k - 446 = 391. Let f = k - 24. Let x = 71 - f. Solve 4*c - 12 = -2*z, 5*c + 3*z - 9 = x*c for c.
3
Let p(k) = -k**3 + 15*k**2 - 25*k - 10. Let a be p(13). Suppose 108 = -a*u + 126. Let h = 4 - 1. Solve -2*s + u = -3*c + s, -5*s = -h*c for c.
-5
Let m be -2 + 2 - (-2 + 4). Let q be (-2)/(-4 - m) + 1. Suppose -9 = -a + q*z, 2*z = a - 3*a + 6. Solve -u + 2*t - 4 = 4*t, -3*u = -a*t - 21 for u.
2
Suppose 60*u + 18*u = 2184. Solve 2*t - 27 + u = g, -2*t - 3*g - 13 = 0 for t.
-2
Suppose -n - 55 = -5*b, -2*b + 2*n = 352 - 374. Solve 36 = 4*o - 4*q, -9*o + b = -5*o + q for o.
4
Suppose -116*t = -105*t - 77. Solve a + t*v + 33 = 12*v, 5*a - 15 = -5*v for a.
-3
Let s be (-16)/(-16)*0/1. Suppose s*a = 2*a - 50. Solve -2*k - 25 = -3*m, 0*k - 3*k + 2*m = a for k.
-5
Let b = 3386 - 3384. Solve b*w + o - 7 = 0, -8*o + 4*o - 12 = 0 for w.
5
Let c be (0 - (42 + -2))*(-4)/8. Suppose 2*t = -s + 5, 6*t - 7*t + 4*s - c = 0. Solve a - 4*g = -t*a - 13, 5*a + 33 = 4*g for a.
-5
Let d be 2 + -24*(-14)/112. Solve d*g + c + 20 = 0, -24*g - 4*c - 12 = -21*g for g.
-4
Suppose k + 17 = 2*d, k - 79 + 64 = -2*d. Solve d = 4*x, 3*s + 3*x - 18 + 3 = 0 for s.
3
Suppose 78*r - 77*r - 4 = 0. Suppose -r*c = -3*t + 25, -5*t - 6*c = -c + 5. Solve -4*u + 9*u - t*j + 29 = 0, 4*j = -3*u for u.
-4
Let o be 24*(245/(-28))/7. Let i be (0 + o/4)/3*-18. Solve -3*m = -2*m - 2*g - 14, -5*g - i = -5*m for m.
4
Let v = 7 - 28. Let p(i) = 8*i**2 + 34*i + 4. Let m be p(-4). Let t be 5/(-20) + v/m. Solve -4*u - l = u + 25, 5*u - 3*l = -t for u.
-4
Let h be 2 - -3 - (11 - 11)/14. Solve h*x = -5, o - x + 57 = 54 for o.
-4
Suppose -28 + 50 = 2*q. Suppose 0 = -4*k - i - 2, -13*k - 5*i - 10 = -q*k. Solve 3*f - 23 = -5*w + 2*f, -3*f - 6 = k for w.
5
Let k be (-3)/(-5) + 2/5. Let d(l) = 11*l + 41. Let p(c) = -c - 7. Let t(j) = d(j) + 5*p(j). Let f be t(k). Solve -y + 3*y - 3*u = 22, 4*y + 2*u - f = 0 for y.
5
Let s = -1 - 1. Let l = 7 + s. Suppose -3*v = -l*w + v + 34, 2*w - v - 16 = 0. Solve -2*m - w - 9 = -5*f, 4*m + 11 = f for m.
-2
Let m(v) = -v + v + 4 + 0*v + v. Let s be m(-4). Suppose 0 = 117*j - 118*j + 2. Solve s*b - 14 = -j*b + c, -b + 5*c + 25 = 0 for b.
5
Let n = 3282 - 3279. Solve -n*y = 2*t - 10, -y - 5*t = -2*y - 25 for y.
0
Let z = -1098 - -1101. Solve -z*i + 36 = 2*i - 4*u, 3*u + 32 = 5*i for i.
4
Let h be (((-181)/(-724))/(2/4))/((-3)/(-18)). Solve 0 = 4*t - 5*b - 27, 0*t - h*t + 5*b + 24 = 0 for t.
3
Suppose -5*i = -4*a - 50, 2*i + 118 = -4*a + 138. Solve -2*d - 6 = d, -i = -m + 4*d for m.
2
Let l = 12 - 4. Suppose -d - n = -15, -743*d + 744*d + 9 = 5*n. Suppose r - d + l = 0. Solve -4*b + 3 = -r*m, -5*m - 2 = -17 for b.
3
Let q be (-34)/(-8)*164 - -5. Let c = 705 - q. Solve -3*d - 2 = 2*p, c*p - 21 = 5*d + 14 for p.
5
Let c(q) = -48*q - 283. Let t be c(-6). Solve 0 = 3*g + t*h + 40 - 38, -4*g + 8 = -4*h for g.
1
Let g(x) = -3*x**2 - 40*x. Let h be g(-19). Let k = 339 + h. Solve -4*s - 2*b - 22 = 0, s + 2*b + k = -s for s.
-3
Let v = 56 - 52. Suppose -g + 5 = 3*c, 5*g = 3*c + 70 - 45. Solve c = 4*w - z - 5 - 3, -v*z = -16 for w.
3
Let x(u) = u**2 + 52*u + 666. Let o be x(-31). Solve 5*n = g - 15, -18*n - o = 3*g - 13*n for g.
0
Suppose 0 = 7*d - 8*d + 4. Solve -d*b - 3*g - 9 = 1, 0 = 5*g + 10 for b.
-1
Let u = 3775 + -3771. Solve -6*o = -3*o - 5*y + u, -2*y = o - 6 for o.
2
Let d(u) = u + 15. Let y(q) = 2*q + 16. Let g(s) = 3*d(s) - 2*y(s). Let b be g(9). Solve b*a - 3*o = o - 32, -3*a + 11 = 4*o for a.
-3
Let q(m) = -2*m**2 + 31*m + 16. Let i be q(16). Suppose 90 = 5*o + 4*o. Solve -y + 3*x + 18 - 7 = i, o = -5*x for y.
5
Let d(q) = 31*q**2 - q + 12. Let n be d(3). Let x = -283 + n. Solve -2*k + p + 0*p = 2, x*k + 3*p - 17 = 0 for k.
1
Suppose 22 + 43 = 28*c - 75. Solve -3*i - 11 = -c*v, 0 = -2*v - i + 10 + 1 for v.
4
Let x(f) = 12*f + 12 - 7*f + 3*f - 55. Let w be x(6). Suppose -2 - 5 = 3*q - 4*o, -3*q = w*o - 29. Solve 0 = -3*b + 4*r + 13, -16 = -5*b - 2*r + q*r for b.
3
Suppose 24 = -4*h + 8*h + 4*t, -4*h = -t - 9. Solve 9*l - 13*l - 28 = 4*c, -c = -h*l - 5 for l.
-3
Let r be (-3)/((-728)/(-244) + -3). Suppose -r*p - 114 = -189*p. Solve 0 = -5*s + 2*b - 29, 2*b = -s + 4*s + p for s.
-5
Let i be (-3 - 21/(-6)) + 2070/20 + -4. Solve 2*o = 5*y - 20, -y - i = 4*o - 104 for y.
4
Let g be (201 - 206)*(-1 + -1). Solve g + 2 = 3*w - 3*s, 3*w = 5*s + 16 for w.
2
Suppose -19*k - 51*k + 1 = 1. Solve g - 4 = -2*v, 3*g + v + 2*v = k for g.
-4
Let y = -12 - -17. Let g be (3 - -4) + 3 + -5. Suppose -7 = 2*v + 5*z - 23, -5*v = -5*z - g. Solve -3*r + 4*r = -4*p + 3, -v*p - y*r = -15 for p.
0
Suppose 281*l = 7*i + 276*l + 21, -l - 1 = -4*i. Let n = 6 + -4. Solve 0*h + 5*u - 5 = 5*h, i = -n*u for h.
-2
Let w = 17 - 12. Suppose -246 = 4*x - v - 247, -1 = 3*x - v. Solve h + x = -4*u + 4, -4*h = 3*u + w for u.
1
Let k be (1/(-2))/((-1)/2)*(-348 + 353). Solve 3*c + k*v = 4*c + 22, 0 = c - v + 2 for c.
3
Suppose 2*a - 12 = -6*x + 10*x, -2*a - x = -37. Suppose a*q = 21*q - 15. Solve 2*i + 7 = -3*l, 4*l = q*i - 16 - 16 for l.
-5
Suppose 2645*g - 2799*g = -616. Solve -2*z + 15*l - 16*l + g = 0, -4*z = -4*l + 4 for z.
1
Let n = -13601 - -13619. Solve -n*l = a - 16*l + 2, 3*a - 24 = 4*l for a.
4
Let x(f) = f**3 - 76*f**2 + 68*f + 535. Let r be x(75). Solve 0 = 7*h - 2*h - 4*d - r, d + 6 = 3*h for h.
2
Let d = -3658 + 3662. Solve -d*k - 19 = -3*b, -3*b = -5*k - 8 - 12 for k.
-1
Let i = 56 + -52. Suppose g = -4*o - 1 - 3, 0 = -i*o - 3*g - 12. Solve -4*k + 0*h - 3*h = -13, -3*h + 9 = o for k.
1
Suppose -f = -2*c - 6, c - 4*f + 296 = 272. Solve 4 = -4*u, i + c*i = -5*u for i.
5
Let k(x) = 2*x**2 - 24*x - 17. Let y be k(13). Suppose 12*h - y*h = 60. Suppose b = -4*b + h. Solve 2 = z - 4*u + 6, -2*z + 4*u - b = 0 for z.
0
Suppose 0 = -2*w + x + 279 - 268, 0 = -3*w - 5*x - 3. Solve -r = -f - w, 2*r + 4*f = -152 + 130 for r.
-1
Suppose -s - 3*t + 2 = 0, 20*s - 5*t = 21*s - 2. Let q = -10 - -12. Solve 3*m = -q*f - s*m - 6, -3*f = 3*m for f.
2
Let h = -79 + 73. Let t(c) = -c**3 - 8*c**2 - 12*c + 5. Let p be t(h). Let x be -1*(-1 - (-5 + p)). Solve 0 = g - 5*u + 3 + x, 3*g = 3*u - 12 for g.
-4
Let l be (-1 + -4)*(612/30)/(-6). Solve -5*k - 4*b + 14 = 0, -l*k + 12*k = b - 11 for k.
2
Suppose -4*a - 4*d = 0, 61*a + 2*d = 58*a + 2. Solve 2*c = -6*r + 11*r + 18, -a = 2*c for r.
-4
Let r(q) = -3*q**3 + 218*q**2 + 524*q + 77. Let t be r(75). Solve 2*g = -t*j - 2, 5*j - 195*g = -197*g - 5 for j.
-1
Let l(b) = b**3 + 4*b**2 + 1. Suppose 6*q + 28 = 4. Let a be l(q). Let t(y) = 6*y**2 - 3*y + 2. Let k be t(a). Solve 4*u - k*c = -c, 0 = u + 3*c - 4 for u.
1
Let w(q) = -57*q + 401. Let d be w(7). Suppose 5*r - 53 = -18. Let c be 1/(-4) + r/28. Solve 5*u + 3*x = c, 4*u = -d*x - 1 - 1 for u.
-3
Suppose 9 = 4*d - t, -t - 204 = -2*d - 199. Solve a - 2 = -5*k, a + 0*a + d*k = 2 for a.
2
Suppose 0 = -10*z + 120 - 0. Let d(l) = 5*l - 65. Let t be d(14). Solve t*j = 15, -2*h - z = 2*j - 4*j for h.
-3
Let y(a) = -a - 103. Let q(v) = -34. Let c(h) = -8*q(h) + 3*y(h). Let l be c(-13). Solve 2*f - 2*g = -l*f - 14, 4*f + 11 = -g for f.
-3
Let g be ((-18)/(-42) - -2) + ((-3)/(-7))/(-1). Solve -8*h + b + 7 = -4*h, 0 = h - g*b for h.
2
Let b = 80 - 76. Suppose 2*l - 130 = b*l. Let t = l + 69. Solve 2 = -t*f - 3*s + 9, 3 = -f + 4*s for f.
1
Let u be (-2 - (4 - 3)) + (-3 - -35). Suppose 27*q - u*q + 14 = 0. Let p be 9/6*(q - 5). Solve 4*o = 2*r + 18, r + 2 = p*r + o for r.
-1
Suppose 14*t = -30*t + 287 - 67. Solve 0 = t*g - 2*w, 5*g + w = -0*g for g.
0
Let o(g) = 3*g**2 - 64*g - 179. Let j(d) = d**2 - 32*d - 89. Let n(y) = 5*j(y) - 2*o(y). Let i be n(-29). Solve i = 4*s - 2*x + 9 - 35, 4*s - 5 = -5*x for s.
5
Suppose -415*h - 479 + 2084 = -94*h. Solve -2*s = a - h, 21*a - 16*a = -2*s + 9 for s.
2
Suppose q + 4*f = -4, -3*q + 2 = -4*f - 2. Suppose -2*o + 3*r + 58 = q, r = 3*o + 6*r - 106. Solve -2*s = -a + 13, o = -4*s + 2*a + 2*a for s.
-5
Let y be 3/6