Draw the graph of the equation 5x + 4y + 20 = 0. From the graph,
find the co-ordinates of the point when i) x = 0 ii) y= - 5.


5x + 4y + 20 = 0


x


0


1


2


y


- 5


- 6.25


-7.5

https://stream.philoid.co/assets/images/qa/user_files/63094/15041/images/extra-3_files/ffds.gif
The co ordinates of the point when x = 0, y = - 5.
The co ordinates of the point when y = - 5, x = 0.

5
1