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Algebraic Expression

If the price ...

Question

If the price of a pencil and an eraser be ₹ x and ₹ y respectively. Find an algebraic expression for the price of 3 pencils and 2 erasers.

A

3x + 2y

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B

2x + 3y

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C

6xy

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D

xy + 6

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Solution

The correct option is A 3x + 2y

Price of a pencil = ₹ x

So, price of 3 pencils = 3 × x = 3x

Price of an eraser = ₹ y

Price of 2 erasers = 2 × y = 2y

Total price = price of 3 pencils + price of 2 erasers = 3x + 2y

Answer: (A) 3x + 2y

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