50 | x | − | 30 | x | − | 951 | − | ( | 13 20 | x | − | 3 125 | x | − | 15 | ) | = | 0 |
Left side of the equation = | 20 | x | − | 951 | − | ( | 13 20 | x | − | 3 125 | x | − | 15 | ) |
20 | x | − | 951 | − | ( | 13 20 | x | − | 3 125 | x | − | 15 | ) | = | 0 |
Left side of the equation = | 20 | x | − | 951 | − | 13 20 | x | + | 3 125 | x | + | 15 |
= | 9687 500 | x | − | 936 |
9687 500 | x | − | 936 | = | 0 |
9687 500 | x | = | 0 | + | 936 |
9687 500 | x | = | 936 |
x | = | 936 | ÷ | 9687 500 |
= | 936 | × | 500 9687 |
= | 312 | × | 500 3229 |
x | = | 156000 3229 |
x | = | 48.312171 |