the cost of 11 pencil and 3 eraser is 50 and the cost of 8 pencil and 3 eraser is 38 . find the cost of 5 pencils and 5 erasers
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we can buy 17 lunch boxes for rupees 1190 how much money will be needed if you want to buy 23 lunch boxes
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11x+3y=508x+3y=38. 11 x + 3 y = 50 8 x + 3 y = 38 . Therefore, the cost of each pencil is $4 and the cost of each eraser is $2.
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