1) 40000 - 39968 + 71 - 4 · 2 · 3328 : 13312; 2) 5537 - 49122 : 9 + 44528 : 968 · 1809 : 3618; 3) 7 · 54 - 41536 : 944 + 26 · 2572 - 67103; 4) 7684 : (99595 + 36 + 369 - 96164 + 6) · 52; 5) 147 - 9 - 2 · 31 + (94357 - 36792) : 1985; 6) (9 + 33874 - 33875) · (11362 - 79 + 6) : 852; 7) 14056 - (42103 + 14) : 3 + (18710 - 18708) · 45; 8) 81 + 46028 - (35450 - 5 · 25) : 225 · 293. 1) 3813 + 35088 : 2064 · 5527 - 529 + 2757 - 99799; 2) 8 + 3 · 29445 : 453 - 43 · 2311 : 99373; 3) 24610 : 4922 + 95 · 109 - 3 · 3385 - 2; 4) 65956 : (29595 - 6792 - 7 - 6639 + 332) · 51; 5) 130 - 54720 : (7204 - 6064) + 99918 - 15 · 6653; 6) 72318 : 4254 · (17 + 2661) : (69928 + 72 - 69779); 7) 131 + 74022 : 39 - (5283 - 5281) · (2934 - 2023); 8) 69998 + 43998 : (76 + 97548 : 8868 · 1993) - 69792.

Let's solve the given equations step by step:

1. 40000 - 39968 + 71 - 4 · 2 · 3328 : 13312; = 40000 - 39968 + 71 - 4 * 2 * 3328 / 13312; (Perform multiplication and division first) = 40000 - 39968 + 71 - 8 * 3328 / 13312; = 40000 - 39968 + 71 - 26624 / 13312; = 40000 - 39968 + 71 - 2; = 0 + 71 - 2; = 71 - 2; = 69;

2. 5537 - 49122 : 9 + 44528 : 968 · 1809 : 3618; = 5537 - 49122 / 9 + 44528 / 968 * 1809 / 3618; (Perform division first) = 5537 - 5469 + 46 * 1809 / 3618; (Perform multiplication) = 5537 - 5469 + 83 / 2; (Perform division) = 68 + 41.5; (Perform addition) = 109.5;

3. 7 · 54 - 41536 : 944 + 26 · 2572 - 67103; = 7 * 54 - 41536 / 944 + 26 * 2572 - 67103; (Perform division first) = 7 * 54 - 43 + 26 * 2572 - 67103; (Perform multiplication) = 378 - 43 + 67072 - 67103; (Perform multiplication) = 335 + 67072 - 67103; (Perform addition) = -696;

4. 7684 : (99595 + 36 + 369 - 96164 + 6) · 52; = 7684 / (99595 + 36 + 369 - 96164 + 6) * 52; (Perform addition and subtraction first) = 7684 / (3542) * 52; = 2 * 52; = 104;

5. 147 - 9 - 2 · 31 + (94357 - 36792) : 1985; = 147 - 9 - 2 * 31 + (57565) / 1985; (Perform multiplication first) = 147 - 9 - 2 * 31 + 29; (Perform division) = 147 - 9 - 62 + 29; (Perform multiplication) = 138 - 62 + 29; (Perform subtraction) = 107;

6. (9 + 33874 - 33875) · (11362 - 79 + 6) : 852; = 9 + 33874 - 33875) * (11362 - 79 + 6) / 852; (Perform addition and subtraction first) = 9 + 33874 - 33875) * (11289) / 852; = 8 * 11289 / 852; = 90312 / 852; = 106;

7. 14056 - (42103 + 14) : 3 + (18710 - 18708) · 45; = 14056 - 42103 + 14) / 3 + (2) * 45; (Perform addition and subtraction first) = 14056 - 42103 + 14) / 3 + 90; (Perform multiplication) = 14056 - 42103 + 14) / 3 + 90; (Perform division) = -28033 / 3 + 90; (Perform addition) = -9344.33 + 90; (Perform division) = -9254.33;

8. 81 + 46028 - (35450 - 5 · 25) : 225 · 293. = 81 + 46028 - (35450 - 5 * 25) / 225 * 293; (Perform multiplication and division first) = 81 + 46028 - (35450 - 125) / 225 * 293; = 81 + 46028 - (35325) / 225 * 293; (Perform addition and subtraction first) = 81 + 46028 - 157 / 225 * 293; (Perform division) = 81 + 46028 - 157 * 293 / 225; (Perform multiplication) = 81 + 46028 - 45881 / 225; (Perform division) = 81 + 46028 - 203.37; (Perform division) = 45906.63;

Performing the same steps for the second set of equations:

1. 3813 + 35088 : 2064 · 5527 - 529 + 2757 - 99799; = 3813 + 35088 / 2064 * 5527 - 529 + 2757 - 99799; (Perform multiplication and division first) = 3813 + 35088 / 2064 * 5527 - 529 + 2757 - 99799; = 3813 + 35088 / 2064 * 5527 - 529 + 2757 - 99799; = 3813 + 35088 / 2064 * 5527 - 529 + 2757 - 99799; = 3813 + 16.96 * 5527 - 529 + 2757 - 99799; = 3813 + 89684.32 - 529 + 2757 - 99799; = -58094.68;

2. 8 + 3 · 29445 : 453 - 43 · 2311 : 99373; = 8 + 3 * 29445 / 453 - 43 * 2311 / 99373; (Perform multiplication and division first) = 8 + 3 * 64.95 - 43 * 0.6984; = 8 + 194.85 - 30.0288; = 173.8212;

3. 24610 : 4922 + 95 · 109 - 3 · 3385 - 2; = 24610 / 4922 + 95 * 109 - 3 * 3385 - 2; (Perform multiplication and division first) = 5 + 10355 - 3 * 3385 - 2; = 5 + 10355 - 10155 - 2; = 203;

4. 65956 : (29595 - 6792 - 7 - 6639 + 332) · 51; = 65956 / (29595 - 6792 - 7 - 6639 + 332) * 51; (Perform addition and subtraction first) = 65956 / (20389) * 51; = 65956 / (20389) * 51; = 1713.9989;

5. 130 - 54720 : (7204 - 6064) + 99918 - 15 · 6653; = 130 - 54720 / (7204 - 6064) + 99918 - 15 * 6653; (Perform multiplication and division first) = 130 - 54720 / 1140 + 99918 - 15 * 6653; = 130 - 48 + 99918 - 99795; = 205;

6. 72318 : 4254 · (17 + 2661) : (69928 + 72 - 69779); = 72318 / 4254 * (17 + 2661) / (69928 + 72 - 69779); (Perform addition and subtraction first) = 72318 / 4254 * 2678 / 21; = 72318 / 4254 * 127.5238; = 152.1204;

7. 131 + 74022 : 39 - (5283 - 5281) · (2934 - 2023); = 131 + 74022 / 39 - (5283 - 5281) * (2934 - 2023); (Perform multiplication and division first) = 131 + 1898 - (2) * (911); = 2021;

8. 69998 + 43998 : (76 + 97548 : 8868 · 1993) - 69792. = 69998 + 43998 / (76 + 97548 / 8868 * 1993) - 69792; (Perform multiplication and division first) = 69998 + 43998 / (76 + 11.3636) - 69792; = 69998 + 43998 / (87.3636) - 69792; = 69998 + 503.032 - 69792; = -3612.968;

So, the solutions to the set of equations are:

1. 69
2. 109.5
3. -696
4. 104
5. 107
6. 106
7. -9254.33
8. 45906.63

And for the second set of equations:

1. -58094.68
2. 173.8212
3. 203
4. 1713.9989
5. 205
6. 152.1204
7. 2021
8. -3612.968