11 2 | × | 449 50 | + | 609 50 | x | = | ( | 11 2 | + | x | ) | × | 993 100 |
方程左边 = | 4939 100 | + | 609 50 | x |
4939 100 | + | 609 50 | x | = | ( | 11 2 | + | x | ) | × | 993 100 |
方程右边 = | 11 2 | × | 993 100 | + | x | × | 993 100 |
= | 10923 200 | + | x | × | 993 100 |
4939 100 | + | 609 50 | x | = | 10923 200 | + | 993 100 | x |
609 50 | x | − | 993 100 | x | = | 10923 200 | − | 4939 100 |
9 4 | x | = | 10923 200 | − | 4939 100 |
9 4 | x | = | 209 40 |
x | = | 209 40 | ÷ | 9 4 |
= | 209 40 | × | 4 9 |
= | 209 10 | × | 1 9 |
x | = | 209 90 |
x | = | 2.322222 |