( | 1174 25 | − | 30 | ) | ÷ | ( | x | − | 67500 | ) | = | ( | 50 | − | 1174 25 | ) | ÷ | ( | 55800 | − | x | ) |
方程两边同时乘以: | ( | x | − | 67500 | ) | , | ( | 55800 | − | x | ) |
( | 1174 25 | − | 30 | ) | ( | 55800 | − | x | ) | = | ( | 50 | − | 1174 25 | ) | ( | x | − | 67500 | ) |
1174 25 | ( | 55800 | − | x | ) | − | 30 | ( | 55800 | − | x | ) | = | ( | 50 | − | 1174 25 | ) | ( | x | − | 67500 | ) |
1174 25 | ( | 55800 | − | x | ) | − | 30 | ( | 55800 | − | x | ) | = | 50 | ( | x | − | 67500 | ) | − | 1174 25 | ( | x | − | 67500 | ) |
1174 25 | × | 55800 | − | 1174 25 | x | − | 30 | ( | 55800 | − | x | ) | = | 50 | ( | x | − | 67500 | ) | − | 1174 25 | ( | x | − | 67500 | ) |
1174 25 | × | 55800 | − | 1174 25 | x | − | 30 | ( | 55800 | − | x | ) | = | 50 | x | − | 50 | × | 67500 | − | 1174 25 | ( | x | − | 67500 | ) |
2620368 | − | 1174 25 | x | − | 30 | ( | 55800 | − | x | ) | = | 50 | x | − | 3375000 | − | 1174 25 | ( | x | − | 67500 | ) |
2620368 | − | 1174 25 | x | − | 30 | × | 55800 | + | 30 | x | = | 50 | x | − | 3375000 | − | 1174 25 | ( | x | − | 67500 | ) |
2620368 | − | 1174 25 | x | − | 30 | × | 55800 | + | 30 | x | = | 50 | x | − | 3375000 | − | 1174 25 | x | + | 1174 25 | × | 67500 |
2620368 | − | 1174 25 | x | − | 1674000 | + | 30 | x | = | 50 | x | − | 3375000 | − | 1174 25 | x | + | 3169800 |
946368 | − | 424 25 | x | = | 76 25 | x | − | 205200 |
- | 424 25 | x | − | 76 25 | x | = | - | 205200 | − | 946368 |
- | 20 | x | = | - | 205200 | − | 946368 |
- | 20 | x | = | - | 1151568 |
1151568 | = | 20 | x |
20 | x | = | 1151568 |
x | = | 1151568 | ÷ | 20 |
= | 1151568 | × | 1 20 |
= | 287892 | × | 1 5 |
x | = | 287892 5 |
x | = | 57578.4 |