x | − | x | ÷ | ( | 1 | + | 5 100 | ) | × | 12 100 | = | 35000 |
方程两边同时乘以: | ( | 1 | + | 5 100 | ) |
x | ( | 1 | + | 5 100 | ) | − | x | × | 12 100 | = | 35000 | ( | 1 | + | 5 100 | ) |
x | × | 1 | + | x | × | 5 100 | − | x | × | 12 100 | = | 35000 | ( | 1 | + | 5 100 | ) |
x | × | 1 | + | x | × | 5 100 | − | x | × | 12 100 | = | 35000 | × | 1 | + | 35000 | × | 5 100 |
x | × | 1 | + | x | × | 5 100 | − | x | × | 12 100 | = | 35000 | + | 1750 |
93 100 | x | = | 36750 |
x | = | 36750 | ÷ | 93 100 |
= | 36750 | × | 100 93 |
= | 12250 | × | 100 31 |
x | = | 1225000 31 |
x | = | 39516.129032 |