Question

The cost of notebook is twice the cost of pen...
Express it in a linear equation in two variable...​

Answer 1

Answer:

Step-by-step explanation:

This is an easy question!!!

Let the cost of notebook, be = x

and let the cost of pen, be = y

According to the question,

cost of notebook is twice the cost of pen.

So, the cost of notebook, will be = 2x

thus the linear equation will be,=

y = 2x