( | 1 | + | 299 5000 | ) | × | 10328 | ÷ | ( | r | − | 2 | ÷ | 7 | × | 34 500 | × | 35 100 | − | 299 5000 | ) | = | 415403 |
方程两边同时乘以: | ( | r | − | 2 | ÷ | 7 | × | 34 500 | × | 35 100 | − | 299 5000 | ) |
( | 1 | + | 299 5000 | ) | × | 10328 | = | 415403 | ( | r | − | 2 | ÷ | 7 | × | 34 500 | × | 35 100 | − | 299 5000 | ) |
1 | × | 10328 | + | 299 5000 | × | 10328 | = | 415403 | ( | r | − | 2 | ÷ | 7 | × | 34 500 | × | 35 100 | − | 299 5000 | ) |
1 | × | 10328 | + | 299 5000 | × | 10328 | = | 415403 | r | − | 415403 | × | 2 | ÷ | 7 | × | 34 500 | × | 35 100 | − | 415403 | × | 299 5000 |
10328 | + | 386009 625 | = | 415403 | r | − | 7061851 2500 | − | 124205497 5000 |