7500 | ÷ | ( | 300 | + | 1872 25 | ) | + | 10000 | ÷ | ( | 300 | + | 312 5 | ) | + | 20000 | ÷ | ( | 300 | + | 52 5 | ) | = | a |
方程两边同时乘以: | ( | 300 | + | 1872 25 | ) |
7500 | + | 10000 | ÷ | ( | 300 | + | 312 5 | ) | × | ( | 300 | + | 1872 25 | ) | + | 20000 | ÷ | ( | 300 | + | 52 5 | ) | × | ( | 300 | + | 1872 25 | ) | = | a | ( | 300 | + | 1872 25 | ) |
7500 | + | 10000 | ÷ | ( | 300 | + | 312 5 | ) | × | 300 | + | 10000 | ÷ | ( | 300 | + | 312 5 | ) | × | 1872 25 | + | 20000 | ÷ | ( | 300 | + | 52 5 | ) | × | ( | 300 | + | 1872 25 | ) | = | a | ( | 300 | + | 1872 25 | ) |
7500 | + | 10000 | ÷ | ( | 300 | + | 312 5 | ) | × | 300 | + | 10000 | ÷ | ( | 300 | + | 312 5 | ) | × | 1872 25 | + | 20000 | ÷ | ( | 300 | + | 52 5 | ) | × | ( | 300 | + | 1872 25 | ) | = | a | × | 300 | + | a | × | 1872 25 |
7500 | + | 3000000 | ÷ | ( | 300 | + | 312 5 | ) | + | 748800 | ÷ | ( | 300 | + | 312 5 | ) | + | 20000 | ÷ | ( | 300 | + | 52 5 | ) | × | ( | 300 | + | 1872 25 | ) | = | a | × | 300 | + | a | × | 1872 25 |
7500 | + | 3000000 | ÷ | ( | 300 | + | 312 5 | ) | + | 748800 | ÷ | ( | 300 | + | 312 5 | ) | + | 20000 | ÷ | ( | 300 | + | 52 5 | ) | × | ( | 300 | + | 1872 25 | ) | = | 9372 25 | a |
方程两边同时乘以: | ( | 300 | + | 312 5 | ) |
7500 | ( | 300 | + | 312 5 | ) | + | 3000000 | + | 748800 | ÷ | ( | 300 | + | 312 5 | ) | × | ( | 300 | + | 312 5 | ) | + | 20000 | ÷ | ( | 300 | + | 52 5 | ) | × | ( | 300 | + | 1872 25 | ) | ( | 300 | + | 312 5 | ) | = | 9372 25 | a | ( | 300 | + | 312 5 | ) |
7500 | × | 300 | + | 7500 | × | 312 5 | + | 3000000 | + | 748800 | ÷ | ( | 300 | + | 312 5 | ) | × | ( | 300 | + | 312 5 | ) | + | 20000 | ÷ | ( | 300 | + | 52 5 | ) | × | ( | 300 | + | 1872 25 | ) | ( | 300 | + | 312 5 | ) | = | 9372 25 | a | ( | 300 | + | 312 5 | ) |
7500 | × | 300 | + | 7500 | × | 312 5 | + | 3000000 | + | 748800 | ÷ | ( | 300 | + | 312 5 | ) | × | ( | 300 | + | 312 5 | ) | + | 20000 | ÷ | ( | 300 | + | 52 5 | ) | × | ( | 300 | + | 1872 25 | ) | ( | 300 | + | 312 5 | ) | = | 9372 25 | a | × | 300 | + | 9372 25 | a | × | 312 5 |
2250000 | + | 468000 | + | 3000000 | + | 748800 | ÷ | ( | 300 | + | 312 5 | ) | × | ( | 300 | + | 312 5 | ) | + | 20000 | ÷ | ( | 300 | + | 52 5 | ) | × | ( | 300 | + | 1872 25 | ) | ( | 300 | + | 312 5 | ) | = | 112464 | a | + | 2924064 125 | a |
5718000 | + | 748800 | ÷ | ( | 300 | + | 312 5 | ) | × | ( | 300 | + | 312 5 | ) | + | 20000 | ÷ | ( | 300 | + | 52 5 | ) | × | ( | 300 | + | 1872 25 | ) | ( | 300 | + | 312 5 | ) | = | 16982064 125 | a |
方程两边同时乘以: | ( | 300 | + | 312 5 | ) |
5718000 | ( | 300 | + | 312 5 | ) | + | 748800 | ( | 300 | + | 312 5 | ) | + | 20000 | ÷ | ( | 300 | + | 52 5 | ) | × | ( | 300 | + | 1872 25 | ) | ( | 300 | + | 312 5 | ) | ( | 300 | + | 312 5 | ) | = | 16982064 125 | a | ( | 300 | + | 312 5 | ) |
5718000 | × | 300 | + | 5718000 | × | 312 5 | + | 748800 | ( | 300 | + | 312 5 | ) | + | 20000 | ÷ | ( | 300 | + | 52 5 | ) | × | ( | 300 | + | 1872 25 | ) | ( | 300 | + | 312 5 | ) | ( | 300 | + | 312 5 | ) | = | 16982064 125 | a | ( | 300 | + | 312 5 | ) |
5718000 | × | 300 | + | 5718000 | × | 312 5 | + | 748800 | ( | 300 | + | 312 5 | ) | + | 20000 | ÷ | ( | 300 | + | 52 5 | ) | × | ( | 300 | + | 1872 25 | ) | ( | 300 | + | 312 5 | ) | ( | 300 | + | 312 5 | ) | = | 16982064 125 | a | × | 300 | + | 16982064 125 | a | × | 312 5 |
1715400000 | + | 356803200 | + | 748800 | ( | 300 | + | 312 5 | ) | + | 20000 | ÷ | ( | 300 | + | 52 5 | ) | × | ( | 300 | + | 1872 25 | ) | ( | 300 | + | 312 5 | ) | ( | 300 | + | 312 5 | ) | = | 203784768 5 | a | + | 5298403968 625 | a |