121 10 | x | = | ( | 15 4 | + | x | ) | × | 399 50 |
方程右边 = | 15 4 | × | 399 50 | + | x | × | 399 50 |
= | 1197 40 | + | x | × | 399 50 |
121 10 | x | = | 1197 40 | + | 399 50 | x |
121 10 | x | − | 399 50 | x | = | 1197 40 |
103 25 | x | = | 1197 40 |
x | = | 1197 40 | ÷ | 103 25 |
= | 1197 40 | × | 25 103 |
= | 1197 8 | × | 5 103 |
x | = | 5985 824 |
x | = | 7.26335 |