Math, asked by johnwick15, 1 year ago

answer this question with full explanation and working
options are actually​

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Answered by ashutoshsingh88
1

Answer:

7pencils + 5pens + 2books =39rs

5pencils+3pens+4books=39

3pencils+5pens+7books=56

let cost of pencils is x, cost of Pens is y and cost of books is z

7pencils +5pens+2books=5pencils+3pens+4books

2pencils+2pens+2books=39

1pencils +1pen+1books=39/2

rest of you can do by yourself

answer is cost of each pen is 2rs

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