( | x | + | 800 | − | 4000 | − | 104263 20 | ) | ( | 1 | − | 1 4 | ) | ÷ | ( | 100000 | × | 3 10 | × | 9 10 | ) | = | 3 25 |
方程两边同时乘以: | ( | 100000 | × | 3 10 | × | 9 10 | ) |
( | x | + | 800 | − | 4000 | − | 104263 20 | ) | ( | 1 | − | 1 4 | ) | = | 3 25 | ( | 100000 | × | 3 10 | × | 9 10 | ) |
x | ( | 1 | − | 1 4 | ) | + | 800 | ( | 1 | − | 1 4 | ) | − | 4000 | ( | 1 | − | 1 4 | ) | − | 104263 20 | ( | 1 | − | 1 4 | ) | = | 3 25 | ( | 100000 | × | 3 10 | × | 9 10 | ) |
x | ( | 1 | − | 1 4 | ) | + | 800 | ( | 1 | − | 1 4 | ) | − | 4000 | ( | 1 | − | 1 4 | ) | − | 104263 20 | ( | 1 | − | 1 4 | ) | = | 3 25 | × | 100000 | × | 3 10 | × | 9 10 |
x | ( | 1 | − | 1 4 | ) | + | 800 | ( | 1 | − | 1 4 | ) | − | 4000 | ( | 1 | − | 1 4 | ) | − | 104263 20 | ( | 1 | − | 1 4 | ) | = | 3240 |
x | × | 1 | − | x | × | 1 4 | + | 800 | ( | 1 | − | 1 4 | ) | − | 4000 | ( | 1 | − | 1 4 | ) | − | 104263 20 | ( | 1 | − | 1 4 | ) | = | 3240 |
3 4 | x | + | 800 | ( | 1 | − | 1 4 | ) | − | 4000 | ( | 1 | − | 1 4 | ) | − | 104263 20 | ( | 1 | − | 1 4 | ) | = | 3240 |
3 4 | x | + | 800 | × | 1 | − | 800 | × | 1 4 | − | 4000 | ( | 1 | − | 1 4 | ) | − | 104263 20 | ( | 1 | − | 1 4 | ) | = | 3240 |
3 4 | x | + | 800 | − | 200 | − | 4000 | ( | 1 | − | 1 4 | ) | − | 104263 20 | ( | 1 | − | 1 4 | ) | = | 3240 |
3 4 | x | + | 600 | − | 4000 | ( | 1 | − | 1 4 | ) | − | 104263 20 | ( | 1 | − | 1 4 | ) | = | 3240 |
3 4 | x | + | 600 | − | 4000 | × | 1 | + | 4000 | × | 1 4 | − | 104263 20 | ( | 1 | − | 1 4 | ) | = | 3240 |
3 4 | x | + | 600 | − | 4000 | + | 1000 | − | 104263 20 | ( | 1 | − | 1 4 | ) | = | 3240 |
3 4 | x | − | 2400 | − | 104263 20 | ( | 1 | − | 1 4 | ) | = | 3240 |
3 4 | x | − | 2400 | − | 104263 20 | × | 1 | + | 104263 20 | × | 1 4 | = | 3240 |
3 4 | x | − | 2400 | − | 104263 20 | + | 104263 80 | = | 3240 |
3 4 | x | − | 504789 80 | = | 3240 |
3 4 | x | = | 3240 | + | 504789 80 |
3 4 | x | = | 763989 80 |
x | = | 763989 80 | ÷ | 3 4 |
= | 763989 80 | × | 4 3 |
= | 254663 20 | × | 1 |
x | = | 254663 20 |
x | = | 12733.15 |