1 10 | x | + | ( | x | × | 21 20 | + | 200 | ) | + | 3 20 | x | + | ( | 1 10 | x | × | 447 2500 | ) | = | 164 |
| Left side of the equation = | 1 4 | x | + | ( | x | × | 21 20 | + | 200 | ) | + | ( | 1 10 | x | × | 447 2500 | ) |
1 4 | x | + | ( | x | × | 21 20 | + | 200 | ) | + | ( | 1 10 | x | × | 447 2500 | ) | = | 164 |
| Left side of the equation = | 1 4 | x | + | x | × | 21 20 | + | 200 | + | ( | 1 10 | x | × | 447 2500 | ) |
| = | 13 10 | x | + | 200 | + | ( | 1 10 | x | × | 447 2500 | ) |
| = | 13 10 | x | + | 200 | + | 1 10 | x | × | 447 2500 |
| = | 13 10 | x | + | 200 | + | 447 25000 | x |
| = | 32947 25000 | x | + | 200 |
32947 25000 | x | + | 200 | = | 164 |
32947 25000 | x | = | 164 | − | 200 |
32947 25000 | x | = | - | 36 |
| x | = | - | 36 | ÷ | 32947 25000 |
| = | - | 36 | × | 25000 32947 |
| x | = | - | 900000 32947 |
| x | = | - 27.316599 |