| ( | 1500 | − | 180 | ) | × | 120 | ( | X | − | 110 | ÷ | 2 | ) | + | 180 | X | ÷ | 2 | = | 6667 1000 | × | 334587 100 | ( | 1075 | − | X | ) |
| Left side of the equation = | ( | 1500 | − | 180 | ) | × | 120 | ( | X | − | 110 | ÷ | 2 | ) | + | 90 | X |
| ( | 1500 | − | 180 | ) | × | 120 | ( | X | − | 110 | ÷ | 2 | ) | + | 90 | X | = | 6667 1000 | × | 334587 100 | ( | 1075 | − | X | ) |
| Left side of the equation = | 1500 | × | 120 | ( | X | − | 110 | ÷ | 2 | ) | − | 180 | × | 120 | ( | X | − | 110 | ÷ | 2 | ) | + | 90 | X |
| = | 180000 | ( | X | − | 110 | ÷ | 2 | ) | − | 21600 | ( | X | − | 110 | ÷ | 2 | ) | + | 90 | X |
| = | 180000 | X | − | 180000 | × | 110 | ÷ | 2 | − | 21600 | ( | X | − | 110 | ÷ | 2 | ) | + | 90 | X |
| = | 180000 | X | − | 9900000 | − | 21600 | ( | X | − | 110 | ÷ | 2 | ) | + | 90 | X |
| = | 180090 | X | − | 9900000 | − | 21600 | ( | X | − | 110 | ÷ | 2 | ) |
| = | 180090 | X | − | 9900000 | − | 21600 | X | + | 21600 | × | 110 | ÷ | 2 |
| = | 180090 | X | − | 9900000 | − | 21600 | X | + | 1188000 |
| = | 158490 | X | − | 8712000 |
| 158490 | X | − | 8712000 | = | 6667 1000 | × | 334587 100 | ( | 1075 | − | X | ) |
| Right side of the equation = | 2230691529 100000 | ( | 1075 | − | X | ) |
| 158490 | X | − | 8712000 | = | 2230691529 100000 | ( | 1075 | − | X | ) |
| Right side of the equation = | 2230691529 100000 | × | 1075 | − | 2230691529 100000 | X |