| ( | 42309 1000 | + | x | ) | × | 27 20 | = | 36209 500 | + | 42309 1000 | − | x |
| Left side of the equation = | 42309 1000 | × | 27 20 | + | x | × | 27 20 |
| = | 1142343 20000 | + | x | × | 27 20 |
1142343 20000 | + | 27 20 | x | = | 36209 500 | + | 42309 1000 | − | x |
| Right side of the equation = | 114727 1000 | − | x |
1142343 20000 | + | 27 20 | x | = | 114727 1000 | − | x |
27 20 | x | + | x | = | 114727 1000 | − | 1142343 20000 |
47 20 | x | = | 114727 1000 | − | 1142343 20000 |
47 20 | x | = | 1152197 20000 |
| x | = | 1152197 20000 | ÷ | 47 20 |
| = | 1152197 20000 | × | 20 47 |
| = | 1152197 1000 | × | 1 47 |
| x | = | 1152197 47000 |
| x | = | 24.51483 |