5 books and 7 pens together cost Rs 79 7 books and 5 pens together cost rupees 77 find the cost of two books and one pen
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Let x be the price of each book and y be for pens..
a/q
5x+7y=79
7x+5y=77
Solve the equation
y=7 x=6
price for 2x+y=19 rupees
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a/q
5x+7y=79
7x+5y=77
Solve the equation
y=7 x=6
price for 2x+y=19 rupees
.✌✌✌✌
shadow42:
answer good
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