Question

5 books and 3 pen cost is 48 and 3 books 5 pen cost is 32 then 3 books 2 pen cost is

Answer 1

Answer:

Let the cost of a pen is Rs. x. and cost of a book is Rs.y. , accordingly:-

3x +2y = 225. ……………(1).

4x+3y = 320. ……………..(2).

Multiplying eqn.(1) by 3 and eqn.(2) by. 2. and subtracting.

9.x + 6.y = 675. …………… (3)

8x +. 6y. = 640. …………….(4).

x = 35. , Answer.

Step-by-step explanation:

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Answer 2

x = 35

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