2. 
41*t**2
Collect the terms in -80*l + 10*l + 15*l + 12*l + 26*l + 16*l. 
-l
Collect the terms in 225*n + 227*n - 18*n + 518*n. 
952*n
Collect the terms in 2 + 5*i + 0*i + 6*i**2 + 12*i - 17*i. 
6*i**2 + 2
Collect the terms in -2*x - 1 + 14 + 2 - 7 + 29. 
-2*x + 37
Collect the terms in -37051*m - 37042*m - 37035*m + 111130*m. 
2*m
Collect the terms in 3 + 2*x**2 - 5*x**2 + 614*x - 307*x - 307*x. 
-3*x**2 + 3
Collect the terms in -18284509 + 18284509 + 5*r**2 + 5*r**2. 
10*r**2
Collect the terms in 2 - 65*h - 12*h**2 + 131*h - 66*h. 
-12*h**2 + 2
Collect the terms in 43*p**3 - 11*p**3 - p**3 + 3*p**2 - 3*p**2. 
31*p**3
Collect the terms in 0 + 25 + 6*y**2 - 29. 
6*y**2 - 4
Collect the terms in -779 + 21*i**3 + i**3 + 779. 
22*i**3
Collect the terms in 318612 - 12*f**2 - 637218 + 318606. 
-12*f**2
Collect the terms in -379*t**3 - 288*t**2 + t + 380*t**3 - t + 288*t**2. 
t**3
Collect the terms in -2*p**2 - 11*p**2 + 604502 - 604502. 
-13*p**2
Collect the terms in -25*d - 7*d - 3*d**2 + 61*d - 29*d. 
-3*d**2
Collect the terms in 31*v**2 + v**3 + 123*v**3 - 31*v**2. 
124*v**3
Collect the terms in -5 + 4*v**2 - v**2 - 6*v**2. 
-3*v**2 - 5
Collect the terms in 2*r**2 - 15*r**3 - 24*r**3 + 56*r**3 + 452*r. 
17*r**3 + 2*r**2 + 452*r
Collect the terms in -1317512*a**2 + 0*a + 7*a - 7*a + 1317520*a**2. 
8*a**2
Collect the terms in 21*c**3 + 87*c**3 + 49*c**3. 
157*c**3
Collect the terms in -2 + 3 + 62*g - 1 - 150*g. 
-88*g
Collect the terms in 165*h**3 - 502*h**3 - 31*h**2 + 168*h**3 + 167*h**3. 
-2*h**3 - 31*h**2
Collect the terms in -37 - 25 + 14 + 48 + 2*d. 
2*d
Collect the terms in 2 + 4 - 6 - 25*o**2. 
-25*o**2
Collect the terms in 26 + 24 - 51 - 2231*k**3. 
-2231*k**3 - 1
Collect the terms in -56*d - 78*d + 67*d**2 + 246*d - 112*d. 
67*d**2
Collect the terms in 2*q - 8*q + 6*q + 271*q**2 + 282*q**2. 
553*q**2
Collect the terms in 17*m + 23*m + 17*m - 79*m + 18*m. 
-4*m
Collect the terms in 30 - 30 - 2680*z**3. 
-2680*z**3
Collect the terms in -32*k**3 + 48*k**3 + 106*k**3 + 47*k**3. 
169*k**3
Collect the terms in -3454*y + 1156*y + 1149*y + 1146*y. 
-3*y
Collect the terms in 1 - 29*x**2 - 25*x**2 + 117*x**2 + 2 - 27*x**2. 
36*x**2 + 3
Collect the terms in -2*x**3 - 4*x**3 + 15*x**3 + 2*x**3 + 2*x**3 - 22*x**3. 
-9*x**3
Collect the terms in -1477*a - 2203*a + 453*a. 
-3227*a
Collect the terms in -1026140*q - 1026140*q + 2052272*q. 
-8*q
Collect the terms in -6*u**2 - 90424*u**3 + 5 + 6*u**2 + 90400*u**3. 
-24*u**3 + 5
Collect the terms in 2008*c - 1005*c - 1002*c. 
c
Collect the terms in 2*z**2 - 2567 + 2567 + 7*z**2 + 4*z**2. 
13*z**2
Collect the terms in 36 - 100 + 41*n**2 + 64 - 40*n**2. 
n**2
Collect the terms in 67174364 - 3*j - 67174364. 
-3*j
Collect the terms in 13*h**2 - 42*h**2 - 1 + 8*h**2 + 8 + 16*h**2. 
-5*h**2 + 7
Collect the terms in -241*c + 118*c + 130*c. 
7*c
Collect the terms in 1 - 1294*l - 4 + 3. 
-1294*l
Collect the terms in -20700*q - 20694*q - 20694*q + 62094*q. 
6*q
Collect the terms in r**2 - 40*r**2 + 5*r**2 + 4*r - 6*r + r.
-34*r**2 - r
Collect the terms in -1108733*p + 2217478*p - 1108745*p + 0*p**3 + p**3. 
p**3
Collect the terms in -65 - 4502*u**3 + 65. 
-4502*u**3
Collect the terms in -12*i + 111*i - 96*i. 
3*i
Collect the terms in 10*m**2 + 64*m**2 + 50*m**2 - 95*m**2 + 59*m**2. 
88*m**2
Collect the terms in 10*w + 3*w - 14*w - 16364. 
-w - 16364
Collect the terms in -40579 + 40579 - 3749*g. 
-3749*g
Collect the terms in 28*a + 11 + 4*a - 13*a. 
19*a + 11
Collect the terms in 1569*m + 343*m**2 - 1569*m. 
343*m**2
Collect the terms in 1334636 - 1334636 - w**2. 
-w**2
Collect the terms in -32158*x - 4 + 64312*x - 32160*x + 4. 
-6*x
Collect the terms in 1655*q - 2 + 5 - 1682*q - 3. 
-27*q
Collect the terms in 1571*g**2 - 6224*g**2 + 1562*g**2 + 1524*g**2 + 1562*g**2. 
-5*g**2
Collect the terms in 1659*m**2 + 124*m**2 + 565*m**2. 
2348*m**2
Collect the terms in 817*f**3 + 266*f**3 - 892*f**3. 
191*f**3
Collect the terms in 1754483*m - 3508958*m + 1754475*m + 2*m**2. 
2*m**2
Collect the terms in 8*r**2 - 19*r**2 - 54*r**2 + 6*r**2. 
-59*r**2
Collect the terms in q - 830*q**2 + 691*q**2 - 2*q + q.
-139*q**2
Collect the terms in -3*x**2 + 6890*x**3 - 13827*x**3 + 6886*x**3 + 3*x**2. 
-51*x**3
Collect the terms in 12 + 215*y**2 + 34 - 46. 
215*y**2
Collect the terms in 2466*n**2 - 1173*n**2 - 1296*n**2. 
-3*n**2
Collect the terms in -5939*r**2 + 3067*r**2 + 2876*r**2. 
4*r**2
Collect the terms in -243 - 251 + 795 - 301 - 3*h. 
-3*h
Collect the terms in -25*k**2 - 81*k**2 - 25*k**2 + 163*k**2 - 30*k**2. 
2*k**2
Collect the terms in -374 - 4*b + 122 - 11*b + 124 + 129. 
-15*b + 1
Collect the terms in 6 - 4 - 2 + 1 + 1 + 375*d. 
375*d + 2
Collect the terms in -4*s**3 + 0*s**2 - 40*s**3 + 91*s**3 - 46*s**3 + 0*s**2. 
s**3
Collect the terms in -3 + 3 - 16*w + 8*w + 4*w. 
-4*w
Collect the terms in -16*m + 2483 - 2483 - m**3. 
-m**3 - 16*m
Collect the terms in -347 + 1307*t**3 - 1323*t**3 + 347. 
-16*t**3
Collect the terms in -148612*j - j**2 + 148612*j. 
-j**2
Collect the terms in 35843 + 3*k - 71623 + 35780. 
3*k
Collect the terms in 28*w**2 - 6*w**2 + 6*w**3 - 20*w**2. 
6*w**3 + 2*w**2
Collect the terms in -4215*i + 2108*i + 72*i**3 + 2107*i. 
72*i**3
Collect the terms in 279*v + 3075*v**2 - 279*v. 
3075*v**2
Collect the terms in -94285*j**3 + 2*j + 94291*j**3 - 2*j. 
6*j**3
Collect the terms in 577*o**2 + 626*o**2 - 1785*o**2 + 2*o**3 + 582*o**2. 
2*o**3
Collect the terms in -2*q - 2*q - 186*q**2 + 189*q**2. 
3*q**2 - 4*q
Collect the terms in 139*m**2 - 4 - 3*m - 140*m**2 + 10 - 6. 
-m**2 - 3*m
Collect the terms in -3*x + 128*x**2 + 0*x + 170*x**2 + 3*x. 
298*x**2
Collect the terms in -64501*w - 64508*w - 64497*w + 193493*w. 
-13*w
Collect the terms in k**3 + 23 - k**3 + 23 - 3*k**3 - 6*k**3. 
-9*k**3 + 46
Collect the terms in -2*z**2 - 4432*z**3 - 4451*z**3 + 8863*z**3. 
-20*z**3 - 2*z**2
Collect the terms in 22886 + n - 4*n + 2*n - 22879. 
-n + 7
Collect the terms in -285*v**2 + 75*v**2 + 75*v**2 + 62*v**2 + 78*v**2. 
5*v**2
Collect the terms in -f + 94 + 99 - 209 + 18. 
-f + 2
Collect the terms in 3*i**3 - 545 + 267 + 9*i**3 + 278 - 2*i**3. 
10*i**3
Collect the terms in 4*f + 3*f**3 - 96*f**2 + 96*f**2 + 10*f + 2*f**3. 
5*f**3 + 14*f
Collect the terms in -10*t - 93*t + 269*t - 2 + 397*t + 473*t. 
1036*t - 2
Collect the terms in -22248*s - 22245*s + 44489*s. 
-4*s
Collect the terms in 0*o**3 - o**3 - 201*o - 2*o**3. 
-3*o**3 - 201*o
Collect the terms in -4*q**2 + 3367 - 3243 + 2*q**2. 
-2*q**2 + 124
Collect the terms in -558*k + 19*k**3 + 487*k + 71*k. 
19*k**3
Collect the terms in -21 - 29*m + 32 - 38*m - 10 + 18*m. 
-49*m + 1
Collect the terms in 2047*p - 4095*p - 3844*p**2 + 2048*p. 
-3844*p**2
Collect the terms in 108*a**2 + 171*a**3 - 57*a**2 - 51*a**2 - 175*a**3. 
-4*a**3
Collect the terms in 241*n**2 + 84*n**2 - 7968 + 7968. 
325*n**2
Collect the terms in 1611*g - 3417*g + 1805*g. 
-g
Collect the terms in -53*s + 31*s - 249*s - 21*s - 33. 
-292*s - 33
Collect the terms in 8*h + 7*h - 385 + 15*h - 544. 
30*h - 929
Collect the terms in -1072 + 77349*r + 1072. 
77349*r
Collect the terms in -4681*u**3 + 14004*u**3 - 4674*u**3 - 4666*u**3. 
-17*u**3
Collect the terms in -4 + 7 + 815*t**2 - 2 - 2*t. 
815*t**2 - 2*t + 1
Collect the terms in 4*x**2 - 17*x**2 + 7*x**3 - 13*x**3 - 7*x**2 + 4*x**3. 
-2*x**3 - 20*x**2
Collect the terms in -385*w - 142*w - 572*w. 
-1099*w
Collect the terms in -17*v + 15*v - 49*v - 34*v. 
-85*v
Collect the terms in 2008*o**3 + 2*o - 2*o - 4029*o**3 + 2017*o**3. 
-4*o**3
Collect the terms in -4 + 513*u - 230*u - 2 - 286*u. 
-3*u - 6
Collect the terms in -182 + 12*r**3 - 179 - 174 + 535. 
12*r**3
Collect the terms in 18*z + 30*z - 89*z + 21*z + 18*z. 
-2*z
Collect the terms in 297*c**3 - 601*c**3 + 310*c**3. 
6*c**3
Collect the terms in 2106*g + 2106*g + 2114*g - 6312*g. 
14*g
Collect the terms in 13*j - 25*j - 35*j + 7*j - 98*j. 
-138*j
Collect the terms in 218*y**2 - 11*y**2 - 3*y + 13*y**2 + 3*y. 
220*y**2
Collect the terms in 73*t**2 - 73*t**2 + 1377*t**3. 
1377*t**3
Collect the terms in -25*x + 25*x + 2342*x**2 - 11333*x**2. 
-8991*x**2
Collect the terms in -2 + 2 - 127*z - 126*z + 272*z. 
19*z
Collect the terms in 30*r + 33*r - 397*r**2 - 63*r. 
-397*r**2
Collect the terms in -11 - 4 - 196*l - 16 + 65*l. 
-131*l - 31
Collect the terms in 32*p**3 + 14*p**3 + 13*p**3 + 9*p. 
59*p**3 + 9*p
Collect the terms in -