NCERT Class 9 Solutions: Linear Equation In Two Variable (Chapter 4) Exercise 4.3 – Part 1

Doorsteptutor material for ICSE is prepared by world's top subject experts: fully solved questions with step-by-step explanation- practice your way to success.

Linear equation:

Linear equation of form y=3x+1 at point (1,4) and (0,1)

Linear Equation of the Form Y=3x+1

Loading Image

Q-1 Draw the graph of each of the following linear equations in two variables:

Solution:

So,

If then

Point

If then

Point

We plot the points and on the graph paper and join the same by a ruler to get the line which is the graph of the equation

Two point are joined the same by a ruler to get the line x+y …

X-Axis and Y-Axisn and Graphy of X+Y =4

Loading Image

So,

If then

Point

If then

Point

We plot the points and on the graph paper and join the same by a ruler to get the line which is the graph of the equation

x-axis and y-axis and a line x-y = 2 ad points (3,1) and (2, …

X-Axis and Y-Axis and a Line X-Y = 2

Loading Image

If then

Point

If then

Point

We plot the points and on the graph paper and join the same by a ruler to get the line which is the graph of the equation

X-axis and y-axis and graph of equation y=3x at points (1,3) …

X-Axis and Y-Axis with Equation Y=3x

Loading Image

So,

If then

Point

If then

Point

We plot the points and on the graph paper and join the same by a ruler to get the line which is the graph of the equation

x-axis and y-axis and equation 3=2x+y at points (0,3),(1,1) …

X-Axis and Y-Axis Showing 3=2x+Y

Loading Image