 # NCERT Solutions for Class 9 Maths Exercise 4.2 Chapter 4 Linear Equation In Two Variables

The concept that is being discussed in detail under the section 4.3 of the chapter “Linear Equations In Two Variables” is that a linear equation in two variables has infinitely many solutions.The Exercise 4.2 that follows also contains questions that will explain this concept a bit more clearly. NCERT Solutions have been designed by subject matter experts. This NCERT Solutions for Class 9 Maths Chapter 4- Linear Equations In Two Variables Exercise 4.2 was developed with an aim to help the students to learn the subject more thoroughly.

Designed as per the class 9 syllabus and NCERT guidelines, these NCERT Solutions for Class 9 Maths Chapter 4- Linear Equations is accurate and is prepared after proper research. It helps students to comprehend the concepts well. It uses clear and lucid language to elucidate the topic.

### Access Answers of Maths NCERT class 9 Chapter 4 – Linear Equations In Two Variables Exercise 4.2    ### Access other exercise solutions of class 9 Maths Chapter 4- Linear Equations In Two Variables

Exercise 4.1 Solutions 2 Questions (1 Short Answer, 1 Main Question with 8 short answer questions under it)

Exercise 4.3 Solutions 8 Questions (4 Long Answer Questions, 2 Short Answer Questions, 1 MCQ, 1 Main Question with 5 Sub-Questions Under It)

Exercise 4.4 Solutions 2 Questions (1 main question with 2 sub-section under it, 1 Main question with 2 sub-section under it)

## NCERT Solutions for class 9 Maths Chapter 4- Linear Equations In Two Variables Exercise 4.2

Now, a student is well aware from earlier lessons that linear equation in one variable has a unique solution. However, what about the solution of a linear equation involving two variables? The Exercise 4.2 of Chapter 4 from NCERT textbook tries to explain this concept to you with the help of some solved examples and about 4 questions. To make it easier for the students to follow the concept and learn in thoroughly, we have given step by step explanation in the NCERT Solutions for Class 9 Maths.

Question number 1 has a main question followed by 3 sub-questions, while question number two is also of the same format. Meanwhile, question number 3 is of MCQ format and Question number 4 is a short answer question.

Solving these helps the students to be more confident while writing exams. Other benefits are as follows:

• Help students to get practice in solving variety of maths problems
• Gain efficiency and accuracy in solving questions
• Get good scores in mathematics as they understand the subject better
• Understand the concepts more clearly