( | ( | 1355787 20 | + | a | + | 843 | + | 8000 | ) | − | 45000 | − | 7587 | ) | × | 3 100 | = | 63137 100 | + | a |
方程左边 = | ( | 1355787 20 | + | a | + | 843 | + | 8000 | ) | × | 3 100 | − | 45000 | × | 3 100 | − | 7587 | × | 3 100 |
= | ( | 1355787 20 | + | a | + | 843 | + | 8000 | ) | × | 3 100 | − | 1350 | − | 22761 100 |
= | ( | 1355787 20 | + | a | + | 843 | + | 8000 | ) | × | 3 100 | − | 157761 100 |
= | 1355787 20 | × | 3 100 | + | a | × | 3 100 | + | 843 | × | 3 100 | + | 8000 | × | 3 100 | − | 157761 100 |
= | 4067361 2000 | + | a | × | 3 100 | + | 2529 100 | + | 240 | − | 157761 100 |
= | 1442721 2000 | + | 3 100 | a |
1442721 2000 | + | 3 100 | a | = | 63137 100 | + | a |
3 100 | a | − | a | = | 63137 100 | − | 1442721 2000 |
- | 97 100 | a | = | 63137 100 | − | 1442721 2000 |
- | 97 100 | a | = | - | 179981 2000 |
179981 2000 | = | 97 100 | a |
97 100 | a | = | 179981 2000 |
a | = | 179981 2000 | ÷ | 97 100 |
= | 179981 2000 | × | 100 97 |
= | 179981 20 | × | 1 97 |
a | = | 179981 1940 |
a | = | 92.773711 |