The cost of a notebook is twice the cost of a pen. Write a linear equation in two variables to represent this statement.(Take the cost of a notebook to be Rs x and that of a pen to be Rs y).
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AI Generated Solution
To represent the statement "The cost of a notebook is twice the cost of a pen" using a linear equation in two variables, we can follow these steps:
### Step-by-Step Solution:
1. **Define the Variables:**
- Let the cost of a notebook be represented by \( x \).
- Let the cost of a pen be represented by \( y \).
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NCERT-LINEAR EQUATIONS IN TWO VARIABLES-EXERCISE 4.4
