204 25 | = | 113 5 | × | 23 40 | ( | x | + | 1 10 | ) | ÷ | ( | 1 | + | 23 40 | ( | x | + | 1 10 | ) | ) | × | ( | 100 | − | 117 1000 | − | 19 1250 | ) | ÷ | 100 | ÷ | ( | 1 | + | 31 100 | × | 19 1250 | ) | + | 69 2000 | ( | x | + | 1 10 | ) | ÷ | ( | 7 5 | × | 1 10 | ) |
| 方程两边同时乘以: | ( | 1 | + | 23 40 | ( | x | + | 1 10 | ) | ) |
204 25 | ( | 1 | + | 23 40 | ( | x | + | 1 10 | ) | ) | = | 113 5 | × | 23 40 | ( | x | + | 1 10 | ) | ( | 100 | − | 117 1000 | − | 19 1250 | ) | ÷ | 100 | ÷ | ( | 1 | + | 31 100 | × | 19 1250 | ) | + | 69 2000 | ( | x | + | 1 10 | ) | ÷ | ( | 7 5 | × | 1 10 | ) | × | ( | 1 | + | 23 40 | ( | x | + | 1 10 | ) | ) |
204 25 | × | 1 | + | 204 25 | × | 23 40 | ( | x | + | 1 10 | ) | = | 113 5 | × | 23 40 | ( | x | + | 1 10 | ) | ( | 100 | − | 117 1000 | − | 19 1250 | ) | ÷ | 100 | ÷ | ( | 1 | + | 31 100 | × | 19 1250 | ) | + | 69 2000 | ( | x | + | 1 10 | ) | ÷ | ( | 7 5 | × | 1 10 | ) | × | ( | 1 | + | 23 40 | ( | x | + | 1 10 | ) | ) |
204 25 | × | 1 | + | 204 25 | × | 23 40 | ( | x | + | 1 10 | ) | = | 113 5 | × | 23 40 | x | ( | 100 | − | 117 1000 | − | 19 1250 | ) | ÷ | 100 | ÷ | ( | 1 | + | 31 100 | × | 19 1250 | ) | + | 113 5 | × | 23 40 | × | 1 10 | ( | 100 | − | 117 1000 | − | 19 1250 | ) | ÷ | 100 | ÷ | ( | 1 | + | 31 100 | × | 19 1250 | ) |
204 25 | + | 1173 250 | ( | x | + | 1 10 | ) | = | 2599 20000 | x | ( | 100 | − | 117 1000 | − | 19 1250 | ) | ÷ | ( | 1 | + | 31 100 | × | 19 1250 | ) | + | 2599 200000 | ( | 100 | − | 117 1000 | − | 19 1250 | ) | ÷ | ( | 1 | + | 31 100 | × | 19 1250 | ) | + | 69 2000 | ( | x | + | 1 10 | ) | ÷ | ( | 7 5 | × | 1 10 | ) | × | ( | 1 | + | 23 40 | ( | x | + | 1 10 | ) | ) |
| 方程两边同时乘以: | ( | 1 | + | 31 100 | × | 19 1250 | ) |
204 25 | ( | 1 | + | 31 100 | × | 19 1250 | ) | + | 1173 250 | ( | x | + | 1 10 | ) | ( | 1 | + | 31 100 | × | 19 1250 | ) | = | 2599 20000 | x | ( | 100 | − | 117 1000 | − | 19 1250 | ) | + | 2599 200000 | ( | 100 | − | 117 1000 | − | 19 1250 | ) | ÷ | ( | 1 | + | 31 100 | × | 19 1250 | ) | × | ( | 1 | + | 31 100 | × | 19 1250 | ) | + | 69 2000 | ( | x | + | 1 10 | ) | ÷ | ( | 7 5 | × | 1 10 | ) | × | ( | 1 | + | 23 40 | ( | x | + | 1 10 | ) | ) | ( | 1 | + | 31 100 | × | 19 1250 | ) |
204 25 | × | 1 | + | 204 25 | × | 31 100 | × | 19 1250 | + | 1173 250 | ( | x | + | 1 10 | ) | ( | 1 | + | 31 100 | × | 19 1250 | ) | = | 2599 20000 | x | ( | 100 | − | 117 1000 | − | 19 1250 | ) | + | 2599 200000 | ( | 100 | − | 117 1000 | − | 19 1250 | ) | ÷ | ( | 1 | + | 31 100 | × | 19 1250 | ) | × | ( | 1 | + | 31 100 | × | 19 1250 | ) | + | 69 2000 | ( | x | + | 1 10 | ) | ÷ | ( | 7 5 | × | 1 10 | ) | × | ( | 1 | + | 23 40 | ( | x | + | 1 10 | ) | ) | ( | 1 | + | 31 100 | × | 19 1250 | ) |
204 25 | × | 1 | + | 204 25 | × | 31 100 | × | 19 1250 | + | 1173 250 | ( | x | + | 1 10 | ) | ( | 1 | + | 31 100 | × | 19 1250 | ) | = | 2599 20000 | x | × | 100 | − | 2599 20000 | x | × | 117 1000 | − | 2599 20000 | x | × | 19 1250 | + | 2599 200000 | ( | 100 | − | 117 1000 | − | 19 1250 | ) | ÷ | ( | 1 | + | 31 100 | × | 19 1250 | ) |
204 25 | + | 30039 781250 | + | 1173 250 | ( | x | + | 1 10 | ) | ( | 1 | + | 31 100 | × | 19 1250 | ) | = | 2599 200 | x | − | 304083 20000000 | x | − | 49381 25000000 | x | + | 2599 200000 | ( | 100 | − | 117 1000 | − | 19 1250 | ) | ÷ | ( | 1 | + | 31 100 | × | 19 1250 | ) | × | ( | 1 | + | 31 100 | × | 19 1250 | ) | + | 69 2000 | ( | x | + | 1 10 | ) |