Equation of lines passing through origin are

y = kx

where k is a constant

 

Let us check an example

y = x

 

Drawing y = x in graph

Points which satisfy the equation is

x

0

1

2

–1

y

0

1

2

–1

Plotting points on graph

 

Plotting points on graph 3.jpg

Hence, y = x is  line which passes through origin 

  1. Chapter 4 Class 9 Linear Equations in Two Variables
  2. Concept wise
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Davneet Singh
Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 8 years. He provides courses for Maths and Science at Teachoo. You can check his NCERT Solutions from Class 6 to 12.