SOLUTION: why y(1)/(100) +x(1)/(60)&#8804;2400 can be written as 5x+3y<=720000

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Question 732854: why y(1)/(100) +x(1)/(60)≤2400 can be written as
5x+3y<=720000
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
Lowest common denominator is 300. Other than that, a general law of inequalities is that if k%3E0, and if a%3Eb, then a%2Ak%3Eb%2Ak. The left and right members of your first inequalites can be multiplied by 300 and you obtain an equivalent inequality, which is your second mentioned inequality.