TN 9th Maths Exercise 3.11 Q.No.3 Algebra Chapter 3 Solve, using the method of substitution

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Class 9 Video link:
https://alexmathsonlineeducation.blog...
Linear Equation in Two Variables
Simultaneous Linear Equations
Real life Situation to understand the simultaneous linear equations
Methods of solving simultaneous linear equations
Solving by Graphical Method
Solving by Substitution Method
The middle digit of a number between 100 and 1000 is zero and the sum of the other digit is 13. If the digits are reversed, the number so formed exceeds the original number by 495. Find the number.