The cost of a notebook is twice the cost of a pen. write a linear equation in variables to represent this statement.
(Take the cost of a notebook to be *X* rs. and that of a pen to be *y* rs.)
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The cost of a notebook is twice the cost of a pen. write a linear equation in variables to represent this statement.
(Take the cost of a notebook to be *X* rs. and that of a pen to be *y* rs.)
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Answer:
x = 2y
is the answer........,
Answer:
2x=y
hope this helps
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