Book: RD Sharma - Mathematics
Chapter: 15. Linear Inequations
Subject: Maths - Class 11th
Q. No. 3 of Exercise 15.3
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3
Solve each of the following system of equations in R.
The equation can be re–written as
We know that,
|x–a|≤r ⟺ a–r ≤ x≤ a+r
Here, 
Now, multiplying the whole inequality by 2 and dividing by 3, we get
We can verify the answers using graph as well.
