( | 666000 | − | 7 10 | × | 15 | x | × | 11 250 | ) | ÷ | ( | 3 10 | × | 15 | x | + | 3 100 | × | 15 | x | ) | = | 19 500 |
方程两边同时乘以: | ( | 3 10 | × | 15 | x | + | 3 100 | × | 15 | x | ) |
( | 666000 | − | 7 10 | × | 15 | x | × | 11 250 | ) | = | 19 500 | ( | 3 10 | × | 15 | x | + | 3 100 | × | 15 | x | ) |
666000 | − | 7 10 | × | 15 | x | × | 11 250 | = | 19 500 | ( | 3 10 | × | 15 | x | + | 3 100 | × | 15 | x | ) |
666000 | − | 7 10 | × | 15 | x | × | 11 250 | = | 19 500 | × | 3 10 | × | 15 | x | + | 19 500 | × | 3 100 | × | 15 | x |
666000 | − | 231 500 | x | = | 171 1000 | x | + | 171 10000 | x |
666000 | − | 231 500 | x | = | 1881 10000 | x |
- | 231 500 | x | − | 1881 10000 | x | = | - | 666000 |
- | 6501 10000 | x | = | - | 666000 |
666000 | = | 6501 10000 | x |
6501 10000 | x | = | 666000 |
x | = | 666000 | ÷ | 6501 10000 |
= | 666000 | × | 10000 6501 |
= | 222000 | × | 10000 2167 |
x | = | 2220000000 2167 |
x | = | 1024457.775727 |