. The cost of a notebook •is twice the cost of a pen. Write a. linear equation in two variables to represent this sta.tement.
( Take the cost of a notebook to be r x and that of a pen to be r y).

Question

. The cost of a notebook •is twice the cost of a pen. Write a. linear equation in two variables to represent this sta.tement. ( Take the cost of a notebook to be r x and that of a pen to be r y).

Pawan Prajapati · Answer

Let cost of a notebook = f x and cost of a pen = ' y. According to given condition, x = 2y x - 2y = 0.

ushan pathak · Answer

Let cost of a notebook be Rs. x and cost of a pen be Rs. y. then,

x = 2y x - 2y = 0

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. The cost of a notebook •is twice the cost of a pen. Write a. linear equation in two variables to represent this sta.tement. ( Take the cost of a notebook to be r x and that of a pen to be r y).

. The cost of a notebook •is twice the cost of a pen. Write a. linear equation in two variables to represent this sta.tement.
( Take the cost of a notebook to be r x and that of a pen to be r y).

2 Answers

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. The cost of a notebook •is twice the cost of a pen. Write a. linear equation in two variables to represent this sta.tement. ( Take the cost of a notebook to be r x and that of a pen to be r y).

. The cost of a notebook •is twice the cost of a pen. Write a. linear equation in two variables to represent this sta.tement. ( Take the cost of a notebook to be r x and that of a pen to be r y).

2 Answers

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Other Related Questions on 9 grade maths

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. The cost of a notebook •is twice the cost of a pen. Write a. linear equation in two variables to represent this sta.tement.
( Take the cost of a notebook to be r x and that of a pen to be r y).