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A situation is given. Represent it in th...

A situation is given. Represent it in the form of linear equations. 5 books and 7 pens together cost Rs 79 whereas 7 books and 5 pens together cost Rs 77. Here consider cost of each book as Rs x and that of each pen as Rs y.

A

`17x+7y=79, 5x+5y= 77`

B

`5x+ 7y= 79, 7x+5y= 77`

C

`5x+ 5y= 79, 7x+7y= 77`

D

Data insufficient

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