the cost of a pen is x cents and the cost of a ruler is y cents 2 pens and 3 rulers have a total cost of 57 cents. 5 pens and 1 ruler have a total of 58 cents
write down two equations in x and y
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According to the first condition,
2x+3y=57-----(1)
According to the second condition,
5x+y=58------(2)
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