cost of the3 notebooks , 1 pen is 100 and5notebooks,2 pens cost is 170 then what isthe cost of 2notebooks ,5 pens
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Take the notebook to be x and pen y
so 3x+y=100
and 5x+2y=170
solve for x and we will get x=30 and y=10
so each notebook cost 30rs and each pen cost 10rs
so 3x+y=100
and 5x+2y=170
solve for x and we will get x=30 and y=10
so each notebook cost 30rs and each pen cost 10rs
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