( | 300 | − | 4 | ÷ | 3 | × | m | ) | ( | 1 | + | 5 2 | m | ) | = | 300 | ( | 1 | + | m | ) |
Left side of the equation = | 300 | ( | 1 | + | 5 2 | m | ) | − | 4 | ÷ | 3 | × | m | ( | 1 | + | 5 2 | m | ) |
= | 300 | ( | 1 | + | 5 2 | m | ) | − | 4 3 | m | ( | 1 | + | 5 2 | m | ) |
= | 300 | × | 1 | + | 300 | × | 5 2 | m | − | 4 3 | m | ( | 1 | + | 5 2 | m | ) |
= | 300 | + | 750 | m | − | 4 3 | m | ( | 1 | + | 5 2 | m | ) |
= | 300 | + | 750 | m | − | 4 3 | m | × | 1 | − | 4 3 | m | × | 5 2 | m |
= | 300 | + | 750 | m | − | 4 3 | m | − | 10 3 | m | m |
= | 300 | + | 2246 3 | m | − | 10 3 | m | m |
300 | + | 2246 3 | m | − | 10 3 | m | m | = | 300 | ( | 1 | + | m | ) |
Right side of the equation = | 300 | × | 1 | + | 300 | m |
= | 300 | + | 300 | m |
300 | + | 2246 3 | m | − | 10 3 | m | m | = | 300 | + | 300 | m |