consistent linear equations

Class 9 | Full Chapter | NCERT

Class 9 Chapter 1 | All Solutions | Number System

All Mathemafia YouTube videos of Class 9 chapter 1 (Number System) are embedded on this webpage. You can watch all these videos right here in the same order as they appear in the NCERT textbook. Number system is the base…

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Class 10 | Chapter 3 | All Solutions | Pair of Linear Equations

This playlist covers all the questions, concepts and examples of chapter 1 (Pair of Linear Equations) of class 10, NCERT book. Click a thumbnail to watch the tutorial. Watch complete chapter on YouTube

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Class 10 | Chapter 3 | Pair of Linear Equations | Exercise 3.2

Question 1 (i) : Form the pair of linear equations in the following problems, and find their solutions graphically. (i)  10 students of Class X took part in a Mathematics quiz. If the number of girls is 4 more than…

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Class 10 | Chapter 3 | Pair of Linear Equations | Exercise 3.1

Question 1: Aftab tells his daughter, “Seven years ago, I was seven times as old as you were then. Also, three years from now, I shall be three times as old as you will be.” (Isn’t this interesting?) Represent this…

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Class 10 | Chapter 3 | Pair of Linear Equations | Examples

Example 1: Let us take the example given in Section 3.1. Akhila goes to a fair with ` 20 and wants to have rides on the Giant Wheel and play Hoopla. Represent this situation algebraically and graphically (geometrically). Example 2:…

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Class 10 | Chapter 3 | Pair of Linear Equations | Theorems & Concepts

Concept: In this tutorial, you will be introduced to the pair of Linear equations and their graphical representation. The concepts have been explained with the help of very easy examples. Concept: The ratio of the coefficients of a pair of…

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