x | − | ( | x | − | 1385000 | ) | × | 13 100 | ÷ | 113 100 | − | ( | x | − | 1385000 | ) | × | 13 100 | × | 3 25 | ÷ | 113 100 | − | x | × | 69 500 | = | 1385000 |
方程左边 = | x | − | ( | x | − | 1385000 | ) | × | 13 113 | − | ( | x | − | 1385000 | ) | × | 39 2825 | − | x | × | 69 500 |
= | 431 500 | x | − | ( | x | − | 1385000 | ) | × | 13 113 | − | ( | x | − | 1385000 | ) | × | 39 2825 |
431 500 | x | − | ( | x | − | 1385000 | ) | × | 13 113 | − | ( | x | − | 1385000 | ) | × | 39 2825 | = | 1385000 |
方程左边 = | 431 500 | x | − | x | × | 13 113 | + | 1385000 | × | 13 113 | − | ( | x | − | 1385000 | ) | × | 39 2825 |
= | 431 500 | x | − | x | × | 13 113 | + | 18005000 113 | − | ( | x | − | 1385000 | ) | × | 39 2825 |
= | 42203 56500 | x | + | 18005000 113 | − | ( | x | − | 1385000 | ) | × | 39 2825 |
= | 42203 56500 | x | + | 18005000 113 | − | x | × | 39 2825 | + | 1385000 | × | 39 2825 |
= | 42203 56500 | x | + | 18005000 113 | − | x | × | 39 2825 | + | 2160600 113 |
= | 41423 56500 | x | + | 20165600 113 |
41423 56500 | x | + | 20165600 113 | = | 1385000 |
41423 56500 | x | = | 1385000 | − | 20165600 113 |
41423 56500 | x | = | 136339400 113 |
x | = | 136339400 113 | ÷ | 41423 56500 |
= | 136339400 113 | × | 56500 41423 |
= | 5927800 113 | × | 56500 1801 |
x | = | 334920700000 203513 |