Question

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Answer me step by step...

The cost of a notebook is twice the cost of a pen. Write a linear equation in two variables to represent this statement

(Take the cost of a notebook to be ₹x and that of a pen ₹y)

Answer 1

cost of notebook =x
cost of pen=y

A.T.Q

x=2y(answer)

Answer 2

x = 2y
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