Question

the cost of a note book is twice the cost of a pen.write a linear equation in two variable to represent this statement​

Answer 1

Answer:

cost of pan is =x(p)

cost of book is =2x(b)

b=2p

Answer 2

Answer:

x-2y=0

Step-by-step explanation:

let the cost of a notebook = x(rs)

and cost of the pen = y (rs)

it is given that

cost of notebook = 2 * cost of pen

it means x=2y

x-2y=0 is the answer of this question

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