( | 57 500 | + | 2 | x | ) | ÷ | ( | ( | 43 10000 | − | x | ) | ( | 143 10000 | − | x | ) | ) | = | 351 50 |
方程两边同时乘以: | ( | ( | 43 10000 | − | x | ) | ( | 143 10000 | − | x | ) | ) |
( | 57 500 | + | 2 | x | ) | = | 351 50 | ( | ( | 43 10000 | − | x | ) | ( | 143 10000 | − | x | ) | ) |
57 500 | + | 2 | x | = | 351 50 | ( | ( | 43 10000 | − | x | ) | ( | 143 10000 | − | x | ) | ) |
57 500 | + | 2 | x | = | 351 50 | ( | 43 10000 | − | x | ) | ( | 143 10000 | − | x | ) |
57 500 | + | 2 | x | = | 351 50 | × | 43 10000 | ( | 143 10000 | − | x | ) | − | 351 50 | x | ( | 143 10000 | − | x | ) |
57 500 | + | 2 | x | = | 15093 500000 | ( | 143 10000 | − | x | ) | − | 351 50 | x | ( | 143 10000 | − | x | ) |
57 500 | + | 2 | x | = | 15093 500000 | × | 143 10000 | − | 15093 500000 | x | − | 351 50 | x | ( | 143 10000 | − | x | ) |
57 500 | + | 2 | x | = | 2158299 5000000000 | − | 15093 500000 | x | − | 351 50 | x | ( | 143 10000 | − | x | ) |
57 500 | + | 2 | x | = | 2158299 5000000000 | − | 15093 500000 | x | − | 351 50 | x | × | 143 10000 | + | 351 50 | x | x |
57 500 | + | 2 | x | = | 2158299 5000000000 | − | 15093 500000 | x | − | 50193 500000 | x | + | 351 50 | x | x |
57 500 | + | 2 | x | = | 2158299 5000000000 | − | 32643 250000 | x | + | 351 50 | x | x |