The cost of a notebook $(y)$ is twice that of a pen $(x)$ .
Write a linear equation to represent this statement.

y = x + 2

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y = 2 x

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y = x

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y = x - 2

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Solution

The correct option is B $y = 2 x$
Let cost of a notebook is $y$ and cost of a pen is $x$ .
Therefore, according to the question,
it is said that cost of a notebook is twice that of a pen.
Thus, $y = 2 x$

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The cost of a notebook (y) is twice that of a pen (x).Write a linear equation to represent this statement.

The correct option is B y=2xLet cost of a notebook is y and cost of a pen is x.Therefore, according to the question,it is said that cost of a notebook is twice that of a pen.Thus, y=2x

The cost of a notebook $(y)$ is twice that of a pen $(x)$ .
Write a linear equation to represent this statement.

The correct option is B $y = 2 x$
Let cost of a notebook is $y$ and cost of a pen is $x$ .
Therefore, according to the question,
it is said that cost of a notebook is twice that of a pen.
Thus, $y = 2 x$