The price of 2 pens and 3 notebooks is 40 rupees and the price of 2 pens and 5note books is 60 rupees.What is the price of a pen? and the price of a notebook?
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Answer:
Step-by-step explanation:
Let Pen = 'x' & Notebook = 'y'
Given,
2x+3y = 40 ; 2x+5y = 60
-2y = -20
y=10.
By substituting the value of y in eq:1,
2x+3(10) = 40
2x= 40-30
x= 5.
The Price of a pen = 5 rupees.
The Price of a notebook = 10 rupees.
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