5 pencils and 7 pens together cost Rs 50, whereas 7 pencils and S pens together cost Rs 46. Fi...

To ask Unlimited Maths doubts download Doubtnut from - 5 pencils and 7 pens together cost Rs 50, whereas 7 pencils and S pens together cost Rs 46. Find the cost of one pencil and that of one pen.

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