Math, asked by Tharani123, 1 year ago

please send full method

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Answered by davendrakumartiwari

2

let 5rs and 2rs coins=x
one rs coins =40-2x
5x+2x+(40-2x)=120
5x+2x+40-2x=120
40+5x=120
5x=120-40
x=80/5
x=16

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