| ( | 5113 25 | + | X | ) | ÷ | 16 | × | 3 | × | 3 | = | 7977 100 | + | ( | 6696 25 | − | X | ) |
| Left side of the equation = | ( | 5113 25 | + | X | ) | × | 9 16 |
| ( | 5113 25 | + | X | ) | × | 9 16 | = | 7977 100 | + | ( | 6696 25 | − | X | ) |
| Left side of the equation = | 5113 25 | × | 9 16 | + | X | × | 9 16 |
| = | 46017 400 | + | X | × | 9 16 |
46017 400 | + | 9 16 | X | = | 7977 100 | + | ( | 6696 25 | − | X | ) |
| Right side of the equation = | 7977 100 | + | 6696 25 | − | X |
| = | 34761 100 | − | X |
46017 400 | + | 9 16 | X | = | 34761 100 | − | X |
9 16 | X | + | X | = | 34761 100 | − | 46017 400 |
25 16 | X | = | 34761 100 | − | 46017 400 |
25 16 | X | = | 93027 400 |
| X | = | 93027 400 | ÷ | 25 16 |
| = | 93027 400 | × | 16 25 |
| = | 93027 25 | × | 1 25 |
| X | = | 93027 625 |
| X | = | 148.8432 |