| x | = | 615 | + | 120 100 | x | + | ( | 300 | + | 312 125 | x | ) | ÷ | 1920 | + | 4581443 800000 |
| Right side of the equation = | 496581443 800000 | + | 120 100 | x | + | ( | 300 | + | 312 125 | x | ) | × | 1 1920 |
| x | = | 496581443 800000 | + | 120 100 | x | + | ( | 300 | + | 312 125 | x | ) | × | 1 1920 |
| Right side of the equation = | 496581443 800000 | + | 120 100 | x | + | 300 | × | 1 1920 | + | 312 125 | x | × | 1 1920 |
| = | 496581443 800000 | + | 120 100 | x | + | 5 32 | + | 13 10000 | x |