42 | × | 120 | ( | 3 40 | + | x | ÷ | 100 | × | 9 400 | ) | + | 50 | = | 572 |
Left side of the equation = | 5040 | ( | 3 40 | + | x | ÷ | 100 | × | 9 400 | ) | + | 50 |
5040 | ( | 3 40 | + | x | ÷ | 100 | × | 9 400 | ) | + | 50 | = | 572 |
Left side of the equation = | 5040 | × | 3 40 | + | 5040 | x | ÷ | 100 | × | 9 400 | + | 50 |
= | 378 | + | 567 500 | x | + | 50 |
= | 428 | + | 567 500 | x |
428 | + | 567 500 | x | = | 572 |
567 500 | x | = | 572 | − | 428 |
567 500 | x | = | 144 |
x | = | 144 | ÷ | 567 500 |
= | 144 | × | 500 567 |
= | 16 | × | 500 63 |
x | = | 8000 63 |
x | = | 126.984127 |