| ( | x | − | 3 25 | ) | ÷ | ( | 7 50 | − | 3 25 | ) | = | ( | 0 | − | 893 250 | ) | ÷ | ( | - | 157 125 | − | 893 250 | ) |
| 方程两边同时乘以: | ( | 7 50 | − | 3 25 | ) | , | ( | - | 157 125 | − | 893 250 | ) |
| ( | x | − | 3 25 | ) | ( | - | 157 125 | − | 893 250 | ) | = | ( | 0 | − | 893 250 | ) | ( | 7 50 | − | 3 25 | ) |
| x | ( | - | 157 125 | − | 893 250 | ) | − | 3 25 | ( | - | 157 125 | − | 893 250 | ) | = | ( | 0 | − | 893 250 | ) | ( | 7 50 | − | 3 25 | ) |
| x | ( | - | 157 125 | − | 893 250 | ) | − | 3 25 | ( | - | 157 125 | − | 893 250 | ) | = | 0 | ( | 7 50 | − | 3 25 | ) | − | 893 250 | ( | 7 50 | − | 3 25 | ) |
| - | x | × | 157 125 | − | x | × | 893 250 | − | 3 25 | ( | - | 157 125 | − | 893 250 | ) | = | 0 | ( | 7 50 | − | 3 25 | ) | − | 893 250 | ( | 7 50 | − | 3 25 | ) |
| - | x | × | 157 125 | − | x | × | 893 250 | − | 3 25 | ( | - | 157 125 | − | 893 250 | ) | = | 0 | × | 7 50 | − | 0 | × | 3 25 | − | 893 250 | ( | 7 50 | − | 3 25 | ) |
| - | x | × | 157 125 | − | x | × | 893 250 | − | 3 25 | ( | - | 157 125 | − | 893 250 | ) | = | 0 | − | 0 | − | 893 250 | ( | 7 50 | − | 3 25 | ) |
| - | 1207 250 | x | − | 3 25 | ( | - | 157 125 | − | 893 250 | ) | = | 0 | − | 893 250 | ( | 7 50 | − | 3 25 | ) |
| - | 1207 250 | x | + | 3 25 | × | 157 125 | + | 3 25 | × | 893 250 | = | - | 893 250 | ( | 7 50 | − | 3 25 | ) |
| - | 1207 250 | x | + | 3 25 | × | 157 125 | + | 3 25 | × | 893 250 | = | - | 893 250 | × | 7 50 | + | 893 250 | × | 3 25 |
| - | 1207 250 | x | + | 471 3125 | + | 2679 6250 | = | - | 6251 12500 | + | 2679 6250 |
| - | 1207 250 | x | + | 3621 6250 | = | - | 893 12500 |
| - | 1207 250 | x | = | - | 893 12500 | − | 3621 6250 |
| - | 1207 250 | x | = | - | 1627 2500 |
1627 2500 | = | 1207 250 | x |
1207 250 | x | = | 1627 2500 |
| x | = | 1627 2500 | ÷ | 1207 250 |
| = | 1627 2500 | × | 250 1207 |
| = | 1627 10 | × | 1 1207 |
| x | = | 1627 12070 |
| x | = | 0.134797 |