The cost of a notebook is twice the cost of a pen write a linear equation in two variable to represent the statement

Take the cost of a notebook to be rupees X and the and that of a pen to be rupee y

Saurabh Payasi

Aug. 14, 2017, 5:32 p.m.

Answers!

Davneet Singh

Aug. 14, 2017, 7:01 p.m.

Hi Saurabh

Please check Ex 4.1, 1 of Chapter 4 Class 9 Linear Equations here https://www.teachoo.com/1108/422/Ex-4.1--1---The-cost-of-a-notebook-is-twice-cost-of-a-pen/category/Ex-4.1/

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