Question

7 pen and 3 pencil cost Rs1110and 5 pen and 4 pencil cost ₹1350. find the cost of pen and pencil​

Answer 1

Answer:

Cost of pen=₹30

Cost of de pencil=₹300

Step-by-step explanation:

Two equations and then solve-

Let cost of pencil be y and cost of pen be x

Eq. 1=7x+3y=1110

Eq. 2=5x+4y=1350

And then solve for x and y

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Answer 2

30 and 300..............