UPSKILL MATH PLUS
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Thomas went to the stationery shop and brought 3 notebooks and 4 pens for the cost of \(₹\)42. Sam went to the same stationery shop and brought 7 notebooks and 7 pens for the cost of \(₹\)91. Calculate the individual cost of a notebook and the cost of a pen using the elimination method.
The cost of a notebook \(= ₹\)
The cost of a pen \(= ₹\)
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