Question

write an algebraic expression for each of the following (i) if 1 metre of cloth costs ₹x, then what is the cost of 6m cloth (ii) if cost of a notebook is ₹X and the cost of a book ₹Y what is the cost of 5 notebooks and 2 books??
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Answer 1

Step-by-step explanation:

1)

Cost of 1m of cloth =x

Cost of 6m of cloth = 6x (6 is multiplied by x)

2)

Cost of 1 notebook= x

Cost of 5 notebook = 5x

Cost of 1 book= y

Cost of 2 book=2y

Therefore, cost of 5 notebooks and 2 books = 5x+2x (Ans)