text: or z.
  7
  Solve 2*k + 5*v = 13, -15*v - 25 = -3*k - 17*v for k.
  9
  Solve -2*k - 2*c = 4, -5*k = 4*c - 141 + 151 for k.
  -2
  Solve 3*t + r + 17 = 0, 179*t - 180*t = 2*r + 4 for t.
  -6
  Solve 204*k - 209*k + 20 = 5*c, 4*c + 5*k - 21 = 0 for c.
  -1
  Solve -p = 5*y + 53163 - 53084, -2*y + p - 33 = 0 for y.
  -16
  Solve -5*h = -2*q + 17, -4*q + 297*h - 298*h - 21 = 0 for q.
  -4
  Solve 10*q = q + 3*j + 15, 25 = -2*q - 5*j for q.
  0
  Solve 5*c + 157*i - 159*i = -20, -c - 2*i + 8 = 0 for c.
  -2
  Solve -2*n + 66 - 41 = 3*m, 30 = -2*n + 2*m for n.
  -4
  Solve -26*f - 24*f - 10 = -45*f - 3*s, 5*f + 4*s - 25 = 0 for f.
  1
  Solve 2*h + 2 = 5*c, -2*c - 28*h = -29*h for c.
  2
  Solve 0 = -4*n - 20*a - 61 - 43, -4*n = 2*a + 68 for n.
  -16
  Solve s - 5*f = 15, -5*s + 13*f - 14*f = -23 for s.
  5
  Solve 5*c - 5*o = -55, -2*c - 1320 + 1293 = -3*o for c.
  -6
  Solve 5*d = 20, -12 = -0*j - j - 3*d for j.
  0
  Solve 4*l + 16 = -4*z, -38*z = -35*z - 3*l + 42 for z.
  -9
  Solve -16 = 4*l, -8*z + z - 67 = -4*l - 76 for z.
  -1
  Solve -102*s = -2*z - 109*s + 32, 0 = -z - 3*s + 14 for z.
  2
  Solve i - 2*p + 8 = 0, -37*p = 3*i - 49*p + 60 for i.
  4
  Solve 3*z + o = -11, 19*o - 8 = 17*o for z.
  -5
  Solve 13*i - 2*z = 15*i, -i + 10 = -4*z for i.
  2
  Solve -2*s - 5*r - 11 = 0, 86*s + 3*r = 91*s - 50 for s.
  7
  Solve 63*k - 59*k = -5*g - 18, -4*g = -4*k for g.
  -2
  Solve 3*f = -5*x + 10, -2*f - 9414*x + 9 = -9413*x for f.
  5
  Solve -45 = -5*w + 115*x - 113*x, -7*x - 105 = 0 for w.
  3
  Solve -2*v = -3*t - 4, -5*v - 2*t + 59 - 30 = 0 for v.
  5
  Solve 0*d + d = 5*m - 32, 7*m - 3*m - 28 = 0 for d.
  3
  Solve -80*f - 2 = -78*f - 5*y, -2*f = 2*y - 12 for f.
  4
  Solve -5*d = q + 10, -111890*d - 18 = -111887*d + 3*q for d.
  -1
  Solve 2*x = y - 5, 0 = -5*x - 3*y - 28 - 1 for x.
  -4
  Solve -53 = -3*z + 5*i, 15*z - 6526*i - 145 = -6531*i for z.
  11
  Solve 0 = -4*x - 2*m + 66113 - 66103, -4*x = 3*m - 15 for x.
  0
  Solve 3*t + 3*i = -15, -5*t - 78*i - 17 = -77*i for t.
  -3
  Solve 0 = -3*b + 4*i + 6, -2097*b + 10 = -2096*b - 4*i for b.
  -2
  Solve -415*p - 3*a + 6 = -410*p, 2*p - 5*a = -10 for p.
  0
  Solve -68*m = -71*m + 5*l - 19, 150*l + 25 = -5*m + 155*l for m.
  -3
  Solve -4*d - 4*p + 16 = 0, 619*d - 618*d + 2 = p for d.
  1
  Solve 3*l + 12 = 3*m, -197*l + 193*l + 5*m = 14 for l.
  -6
  Solve 0 = 4*c + 4*j + 193 - 241, -4*j + 12 = 0 for c.
  9
  Solve h + 25 = -4*r, 3*h = 13*r + 131 - 31 for r.
  -7
  Solve 4*y = -9*m - 40, 87553*m - 5*y - 1 = 87552*m for m.
  -4
  Solve -m - 2*h - 6 = 24, 0 = -m + 5*h + 82 for m.
  2
  Solve -4*u + 54 = -3*x - 31*u, 5*x = -0*u - 3*u - 6 for x.
  0
  Solve 4*s - 753*b = -752*b + 23, -2*s + 13 = -b for s.
  5
  Solve -866*g + 865*g - 1 = 2*w, 3*g + 5 = -5*w for g.
  -5
  Solve 766*z = 762*z + c + 17, 5 = -5*c for z.
  4
  Solve z + m + 308 - 316 = 0, 3*z - 5*m = 0 for z.
  5
  Solve -5*n = 10*t - 50, 4*t - 18 = 558*n - 561*n for t.
  6
  Solve 2*h - 914*v - 79 = -909*v, 5*h - 39*v = 330 for h.
  27
  Solve 2*j + j - 4*j + 5*u = 4, 0 = -54*u + 54 for j.
  1
  Solve 3*v - 10*k - 40 = -5*k, -2*v - 13*k = 55 for v.
  5
  Solve -2*q - 14 = 6*y, -337*y = 2*q - 338*y + 14 for q.
  -7
  Solve -s - 84*u = -85*u + 10, -u = -3*s - 20 for s.
  -5
  Solve 35721*u = 35725*u - 5*z + 2, 3*z - 16 = 2*u - 7*u for u.
  2
  Solve -35*f - 6*p - 36 = -38*f, -2*p = -5*f + 60 for f.
  12
  Solve 5 = -r + 453*f - 451*f, 0 = 4*r + 5*f - 19 for r.
  1
  Solve 43*l = 5*r + 38*l - 30, 0 = -3*r + 2*l + 13 for r.
  1
  Solve -17*b + 238 = 0, y - 22 = 4*b - 82 for y.
  -4
  Solve 2*x + 49 = -5*o, -1320*x - 2*o - 43 = -1327*x for x.
  3
  Solve 79*s - 74*s - i + 7 = 0, 3*i + 1 = 4*s for s.
  -2
  Solve -15 = 3*z, -3*m - 3*z - 35 = -8 for m.
  -4
  Solve -5*i - 4*k = -5, 6*i - 10*i + 4*k + 4 = 0 for i.
  1
  Solve -220*i - 18 = -219*i - 5*r, -2*i - 3*r + 29 = 0 for i.
  7
  Solve -32 = -3*w + 4*i, 87*i - 82*i = 5*w - 45 for w.
  4
  Solve 4*x - 4*u - 80 = 0, 146 - 180 = -2*x - u for x.
  18
  Solve -3*j = -i + 7 + 15, -18*i + 11*i = j - 66 for j.
  -4
  Solve 3*u = -d + 8*u - 7, 0 = -8*d + 4*u - 20 for d.
  -2
  Solve -8 = -4*x, -4*x - 202 = 6*d - 246 for d.
  6
  Solve 4*h - 1458*d + 16 = -1461*d, -d = -2*h - 8 for h.
  -4
  Solve -7*v = n - 36, 256*n - 261*n = -2*v + 5 for n.
  1
  Solve 4*y + 9*m + 26 = 0, -2*y - 2*m - 4 - 4 = 0 for y.
  -2
  Solve 0 = 5*y - 3*w - 34, -52*y = -51*y + 2*w + 1 for y.
  5
  Solve 5*c - 112 = 8*v, 538*v + 2*c = 534*v + 16 for v.
  -4
  Solve 12 = -3*m - p, -1126*m - p = -1131*m - 28 for m.
  -5
  Solve y + 2053 = 5*v + 2027, -3*y = 4*v - 17 for v.
  5
  Solve t = 1, 0 = 99*y - 98*y + 3*t - 1 for y.
  -2
  Solve 5*f + 10 = -5*v, -2*f = -3*v - 14 + 18 for f.
  -2
  Solve -4*y + 11 = 31, -4*m + 5*y = -12 - 25 for m.
  3
  Solve -y + 19 = 3*l, y = -2336*l + 2332*l + 25 for y.
  1
  Solve -2*w + 3*r + 48 = 0, 836 - 900 = 2*w + 5*r for w.
  3
  Solve -4*a + 12 = 4*s, s - 18 = -856*a + 860*a for a.
  -3
  Solve -k - 10 = 5*u, -60*u - 9 = -62*u - 3*k for u.
  -3
  Solve -4*n + 8*n = -3*m - 10, 2*n - 16 = 2*m for m.
  -6
  Solve 2*u = -27*n + 270, 4*u - 15*n + 13*n + 20 = 0 for u.
  0
  Solve -702*m - 20 = -3*x - 697*m, -x - 4*m - 16 = 0 for x.
  0
  Solve 0 = -2*b + 20, -4*w = 34*b - 33*b - 18 for w.
  2
  Solve 4*b - 3*q + 471 - 472 = 0, -11 = -4*b + q for b.
  4
  Solve 0 = -3*k - 5*p + 22, 4*p - 18 = 3*k - 22 for k.
  4
  Solve -3*s = 3*g + 72 - 42, 3*s - 3*g = 30 for s.
  0
  Solve 0 = z + 2*d + 17, -4*z - 3*d + 310 = 333 for z.
  1
  Solve 0 = -3*b - 2*h + 5, 2*h = -5*h + 28 for b.
  -1
  Solve 2 = -2*a - 2*v, -667*a - 3*v = -695*a + 34 for a.
  1
  Solve -g + 24 = 5*r, 8 = -3*g + 5 for r.
  5
  Solve 9772*s - 9775*s + c = 8, -4*s + 3*c + 1 = 0 for s.
  -5
  Solve -37 = 3*p - 2*k, 2*k + 15 = 5*k for p.
  -9
  Solve -2*z - 7 = 3*h, 0 = -4*z + z + h + 6 for z.
  1
  Solve -3*j + 3*o = -15, 2*j + 57*o = 58*o + 9 for j.
  4
  Solve 2*m + 6 = -2*k, -8642*m - 12 = -8638*m - 4*k for m.
  -3
  Solve 0 = 4*c - 4*b + 15 - 11, 2*c = 5*b - 2 for c.
  -1
  Solve -o + 3*k - 11 = 0, 4*o + 102*k - 103*k - 11 = 0 for o.
  4
  Solve -8*k = -3*j + 40, -2 - 3 = k - 4*j for k.
  -5
  Solve 367 - 345 = -c + 2*x, 5*x = -c + 69 for c.
  4
  Solve 2*t = 3*q + 33, 25*t = -4*q + 20*t + 25 for q.
  -5
  Solve 2*i = 2*l - 20, 0 = -i - 10488 + 10492 for l.
  14
  Solve -2*u + 31 = -3*l, -4*u + 20364 = 5*l + 20401 for l.
  -9
  Solve 4 = -4*s - 4*b, 25*b = 5*s + 26*b + 5 for s.
  -1
  Solve -3*a = -3*j + 21, 0 = -3*a - 2*j + 2541 - 2577 for a.
  -10
  Solve 0 = -5*i + 4*c - 43, -7 = 4*i - c + 12 for i.
  -3
  Solve 3*r + 4*d = -d + 18, 4*r + 3*d = 24 for r.
  6
  Solve 16*v = -5*a + 19, 5*a + 192*v = 194*v - 53 for a.
  -9
  Solve 9 = 3*i - 3*r, -84*i + 3 = -83*i + 4*r for i.
  3
  Solve 0 = -9*o + 2*a - 52, -7*a + 8*a = -4*o - 25 for o.
  -6
  Solve 2*r = -5*c + 42 - 40, -3*r = 4*c - 3 for c.
  0
  Solve -d - 29*u + 32*u + 9 = 0, 5*d - 8*u - 10 = 0 for d.
  -6
  Solve b - 5*i = -13, 150 = -9*b + 2*i + 162 for b.
  2
  Solve -3*p = 2*k - 6, -18783*p + 25 = -18773*p + 5*k for p.
  4
  Solve 2*c - 27 = -5*o, -181*o + 69 = 12*c - 182*o for c.
  6
  Solve -4*g + 12 = 42*k - 45*k, 5*g = k + 26 for k.
  4
  Solve -22*u + 21*u = -c + 4, 3*c + 5*u - 12 = 0 for c.
  4
  Solve -3*k - 382*w + 380*w = 12, -4*k + 5*w = 16 for k.
  -4
  Solve 0 = -t - 3*p + 89 - 85, 3*t - 12 = -5*p for t.
  4
  Solve 0 = -5*b + 55, -2*b + 34 = 171*p - 174*p for p.
  -4
  Solve 147*a - 148*a = -3*s + 20, -14 = a - 2*s for a.
  -2
  Solve 6*w - 3*o = -60, 7*w + 5*o = 22 + 95 for w.
  1
  Solve 3*v = -7*g + 27, 712*v - 3*g = 717*v - 19 for v.
  2
  Solve -6*s - 4 = -5*j, -860*s - 24 = -859*s + 5*j for s.
  -4
  Solve 4*r - 955*c - 12 = -951*c, 2*r + 19 = -3*c for r.
  -2
  Solve 127 - 99 = -7*y - 3*f, -2*f - 4 = y for y.
  -4
  Solve 2*g + 3*s = 0, -4 = 63*g - 61*g + s for g.
  -3
  Solve 35*f - 2*h + 14 = 31*f, -2*f + 3*h = 13 for f.
  -2
  Solve -3*l - 5 = 2*w, 415*l + 24*w + 101 = 420*l for l.
  1
  Solve -5*j - 21 + 66 = 2*y, 27 = 3*j for y.
  0
  Solve 0 = 4*p - t + 14, -p = -3*t - 1779 + 1788 for p.
  -3
  Solve -514*r + 12 = -516*r + 5*c, 5*r = 5*c for r.
  4
  Solve 4*i = -3*w + 12, 167*i - 164*i - 9 = 2*w for i.
  3
  Solve -2*d = -5*y + 13, -26*d + 27*d - 1 = 0 for y.
  3
  Solve -5*c + 19 = 274*v - 275*v, -4*v + 12*c - 10*c = 22 for v.
  -4
  Solve -5*m = 5*a, 5*a = -4*m + 5343 - 5341 for a.
  2
  Solve -281*v + 282*v = -5*y - 17, 3*v - 21 = 3*y for y.
  -4
  Solve -3*p = -4*x - 5234 + 5230, 5*p = 0 for x.
  -1
  Solve -4*z - 5*h + 6*h = 0, 4*h = -z for z.
  0
  Solve 657*o - 656*o - 80 = 5*g, 12*o - 8*o = 5*g + 65 for g.
  -17
  Solve -2154*t + 10 = -b - 2149*t, 5*b + 7 - 5 = t for b.
  0
  Solve 3*s = -3*y - 3, -5042 = -3*y - 2*s - 5040 for y.
  4
  Solve 0 = 2*j + 34591*l - 34593*l - 6, 3*l + 6 = 2*j for j