Q.16 The cost of 2 pencils is same as the cost of 5 erasers. Express the statement as a linear equation in two variables.

Express the equation 5y =9 as linear equation in two variables

The cost a pen is Rs 5 less than half of the cost of book.Write this statement as a linear equation in two variables.

The cost of ball pen is Rs.5 less than half of the cost of fountain pen. Write this statement as a linear equation in two variables.

The cost of ball pen is Rs.5 less than half of the coast of fountain pen. Write this statement as a linear equation in two variables.

The cost of 5 pencils is equal to the cost of 2 ballpoints. Write a linear equation in two variables to represent this statement. ( Take the cost of a pencil to be Rs. x and that of a ballpoint to be Rs. y).

The cost of coloured paper is r 7 more than 1//3 of the cost of white paper wirte this statement in linear equation in two variables

The cost of 17 pencils is Rs 59 (1/2) . Find the cost of each pencil.

The cost of a note book is twice the cost of a pen. Write a linear equation in two variables to represent this statement.

The cost of a notebook is twice the cost of a pen. Write a linear equation in two variables to represent this statement.