One book weighs 350g and one notebook weighs 250g. The weight of x books and y notebooks is--------------
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Answer:
600g xy
1book=350x
1notebook=250y
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Step-by-step explanation:
weight of x books = X × 350g
weight of y note books = Y × 250g
weight of x books and y note books = (350X + 250Y)g
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