Question

14. A person bought 3 books and 5 boxes and paid Rs. 80/- Express this in
the form of linear equation.
15

Answer 1

Answer:

3x +5y = 80

Step-by-step explanation:

Let the price of a book be x

and the price of a box be y

Now,

According to question

3x +5y =80

Answer 2

Answer:

Let, The cost of one book = x

Therefore, The cost of 3 books = 3x

Let, The cost of one boxes = y

Therefore, The cost of 5 boxes = 5y

He paid total money = 80

3x + 5y = 80

This answer is in two variables.