25200 | ÷ | ( | x | + | 70 | ) | + | 8400 | ÷ | ( | x | + | 82 | ) | = | 142 |
方程两边同时乘以: | ( | x | + | 70 | ) |
25200 | + | 8400 | ÷ | ( | x | + | 82 | ) | × | ( | x | + | 70 | ) | = | 142 | ( | x | + | 70 | ) |
25200 | + | 8400 | ÷ | ( | x | + | 82 | ) | × | x | + | 8400 | ÷ | ( | x | + | 82 | ) | × | 70 | = | 142 | ( | x | + | 70 | ) |
25200 | + | 8400 | ÷ | ( | x | + | 82 | ) | × | x | + | 8400 | ÷ | ( | x | + | 82 | ) | × | 70 | = | 142 | x | + | 142 | × | 70 |
25200 | + | 8400 | ÷ | ( | x | + | 82 | ) | × | x | + | 588000 | ÷ | ( | x | + | 82 | ) | = | 142 | x | + | 9940 |
方程两边同时乘以: | ( | x | + | 82 | ) |
25200 | ( | x | + | 82 | ) | + | 8400 | x | + | 588000 | = | 142 | x | ( | x | + | 82 | ) | + | 9940 | ( | x | + | 82 | ) |
25200 | x | + | 25200 | × | 82 | + | 8400 | x | + | 588000 | = | 142 | x | ( | x | + | 82 | ) | + | 9940 | ( | x | + | 82 | ) |
25200 | x | + | 25200 | × | 82 | + | 8400 | x | + | 588000 | = | 142 | x | x | + | 142 | x | × | 82 | + | 9940 | ( | x | + | 82 | ) |
25200 | x | + | 2066400 | + | 8400 | x | + | 588000 | = | 142 | x | x | + | 11644 | x | + | 9940 | ( | x | + | 82 | ) |
33600 | x | + | 2654400 | = | 142 | x | x | + | 11644 | x | + | 9940 | ( | x | + | 82 | ) |
33600 | x | + | 2654400 | = | 142 | x | x | + | 11644 | x | + | 9940 | x | + | 9940 | × | 82 |
33600 | x | + | 2654400 | = | 142 | x | x | + | 11644 | x | + | 9940 | x | + | 815080 |
33600 | x | + | 2654400 | = | 142 | x | x | + | 21584 | x | + | 815080 |