cost of 1 pen is Rs x and that of 1 pencil is Rs y . cost of 2 pens and 3 pencils together is Rs 18. Write a linear equation which satisfies this data . Draw the graph for the same.
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Cost of one pen =Rs.x
Therefore cost of 3 pens=Rs.3x
Cost of one pencil=Rs.y
Therefore cost of 2 pencils =Rs.2y
Then according to question 3x+2y=Rs.34
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