NCERT Solutions for Class 9 Maths Exercise 4.1 | myCBSEguide (2024)

myCBSEguide App

Download the app to get CBSE Sample Papers 2023-24, NCERT Solutions (Revised), Most Important Questions, Previous Year Question Bank, Mock Tests, and Detailed Notes.

Install Now

NCERT Solutions for Class 9 Maths Exercise 4.1 book solutions are available in PDF format for free download. These ncert book chapter wise questions and answers are very helpful for CBSE board exam. CBSE recommends NCERT books and most of the questions in CBSE exam are asked from NCERT text books. Class 9 Maths chapter wise NCERT solution for Maths Book for all the chapters can be downloaded from our website and myCBSEguide mobile app for free.

NCERT solutions for Class 9 MathsLinear Equations in Two VariablesDownload as PDF

NCERT Solutions for Class 9 MathematicsLinear Equations in Two Variables

1. 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).

Ans. Let the cost of a notebook be.

Let the cost of a pen be.

We need to write a linear equation in two variables to represent the statement, “Cost of a notebook is twice the cost of a pen”.

Therefore, we can conclude that the required statement will be.

NCERT Solutions for Class 9 Maths Exercise 4.1

2. Express the following linear equations in the form ax + by + c = 0 and indicate the values of a, b and c in each case:

(i)

(ii)

(iii)

(iv)

(v)

(vi)

(vii)

(viii)

Ans. (i)

We need to express the linear equationin the form ax + by + c = 0 and indicate the values of a, b and c.

can also be written as

We need to compare the equationwith the general equation ax + by + c = 0, to get the values of a, b and c.

Therefore, we can conclude that.

(ii)

We need to express the linear equationin the form ax + by + c = 0 and indicate the values of a, b and c.

can also be written as

We need to compare the equationwith the general equation ax + by + c = 0, to get the values of a, b and c.

Therefore, we can conclude that.

(iii)

We need to express the linear equationin the form ax + by + c = 0 and indicate the values of a, b and c.

can also be written as

We need to compare the equationwith the general equation ax + by + c = 0, to get the values of a, b and c.

Therefore, we can conclude that.

(iv)

We need to express the linear equationin the form ax + by + c = 0 and indicate the values of a, b and c.

can also be written as

We need to compare the equationwith the general equation ax + by + c = 0, to get the values of a, b and c.

Therefore, we can conclude that.

(v)

We need to express the linear equationin the form ax + by + c = 0 and indicate the values of a, b and c.

can also be written as

We need to compare the equationwith the general equation ax + by + c = 0, to get the values of a, b and c.

Therefore, we can conclude that.

(vi)

We need to express the linear equationin the form ax + by + c = 0 and indicate the values of a, b and c.

can also be written as

We need to compare the equationwith the general equation ax + by + c = 0, to get the values of a, b and c.

Therefore, we can conclude that.

NCERT Solutions for Class 9 Maths Exercise 4.1

(vii)

We need to express the linear equationin the form ax + by + c = 0 and indicate the values of a, b and c.

can also be written as

We need to compare the equationwith the general equation ax + by + c = 0, to get the values of a, b and c.

Therefore, we can conclude that.

(viii)

We need to express the linear equationin the form ax + by + c = 0 and indicate the values of a, b and c.

can also be written as

We need to compare the equationwith the general equation ax + by + c = 0, to get the values of a, b and c.

Therefore, we can conclude that.

NCERT Solutions for Class 9 Maths Exercise 4.1

NCERT Solutions for Class 9 Maths PDF (Download) Free from myCBSEguide app and myCBSEguide website. Ncert solution class 9 Maths includes text book solutions from Mathematics Book. NCERT Solutions for CBSE Class 9 Maths have total 15 chapters. 9 Maths NCERT Solutions in PDF for free Download on our website. Ncert Maths class 9 solutions PDF and Maths ncert class 9 PDF solutions with latest modifications and as per the latest CBSE syllabus are only available in myCBSEguide.

CBSE app for Class 9

To download NCERT Solutions for Class 9 Maths, Computer Science, Home Science,Hindi ,English, Social Science do check myCBSEguide app or website. myCBSEguide provides sample papers with solution, test papers for chapter-wise practice, NCERT solutions, NCERT Exemplar solutions, quick revision notes for ready reference, CBSE guess papers and CBSE important question papers. Sample Paper all are made available throughthe best app for CBSE studentsand myCBSEguide website.

Test Generator

Create question paper PDF and online tests with your own name & logo in minutes.

Create Now

myCBSEguide

Question Bank, Mock Tests, Exam Papers, NCERT Solutions, Sample Papers, Notes

Install Now