| ( | 13163 500 | + | x | ) | × | 49 20 | = | 13163 250 | + | 17757 250 | − | x |
| Left side of the equation = | 13163 500 | × | 49 20 | + | x | × | 49 20 |
| = | 644987 10000 | + | x | × | 49 20 |
644987 10000 | + | 49 20 | x | = | 13163 250 | + | 17757 250 | − | x |
| Right side of the equation = | 3092 25 | − | x |
644987 10000 | + | 49 20 | x | = | 3092 25 | − | x |
49 20 | x | + | x | = | 3092 25 | − | 644987 10000 |
69 20 | x | = | 3092 25 | − | 644987 10000 |
69 20 | x | = | 591813 10000 |
| x | = | 591813 10000 | ÷ | 69 20 |
| = | 591813 10000 | × | 20 69 |
| = | 8577 500 | × | 1 |
| x | = | 8577 500 |
| x | = | 17.154 |