Class 9 Maths NCERT Book Chapter 4 (Linear Equations in Two Variables) is available here for download in PDF format. Follow this latest edition of the NCERT Chapter to prepare for your Class 9 ...

A linear equation is drawn as a straight line on a set of axes. To draw the graph we need coordinates. We generate these coordinates by substituting values into the linear equation.

Capture relationships between data sets by graphing linear equations in Microsoft Excel 2007. Linear equations allow you to predict values within your data set and view the overall trend.

A linear relationship (or linear association) is a statistical term used to describe the directly proportional relationship between a variable and a constant.

CBSE Class 9 Maths Extra Questions and Answers for Chapter 4 Linear Equations In Two Variables - Practice these important questions to obtain desired marks in exams in 2020-2021.