| ( | 8 | x | + | ( | 3 2 | x | × | 3 | ) | ) | × | 22 | + | 8 | × | 2 | × | 12 | x | = | 7000 |
| Left side of the equation = | ( | 8 | x | + | ( | 3 2 | x | × | 3 | ) | ) | × | 22 | + | 192 | x |
| ( | 8 | x | + | ( | 3 2 | x | × | 3 | ) | ) | × | 22 | + | 192 | x | = | 7000 |
| Left side of the equation = | 8 | x | × | 22 | + | ( | 3 2 | x | × | 3 | ) | × | 22 | + | 192 | x |
| = | 176 | x | + | ( | 3 2 | x | × | 3 | ) | × | 22 | + | 192 | x |
| = | 368 | x | + | ( | 3 2 | x | × | 3 | ) | × | 22 |
| = | 368 | x | + | 3 2 | x | × | 3 | × | 22 |
| = | 368 | x | + | 99 | x |
| = | 467 | x |
| 467 | x | = | 7000 |
| x | = | 7000 | ÷ | 467 |
| = | 7000 | × | 1 467 |
| x | = | 7000 467 |
| x | = | 14.989293 |