Question

the cost of the book is ,Rs 20 moare than twice the cost of a pen Express this in statement as a linear equation​

Answer 1

Answer:

let the cost of the pen be x

therefore cost of the book = 20+x

Hope it helps :)

Answer 2

Answer:

Cost of pen = x

Cost of book = y

Then the twice cost of pen = 2 × rs.

twice the cost of pen = 2× rupees.

so,

the linear equation is

2× + 20

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