how to do you use the slope intercept form y=mx+b for x+4y=4 and 12y=12-3 and graph it ?

x + 4 y = 4

4 y = 4 - x Divide both sides with 4

y = 1 - x / 4

12 y = 12 - 3

12 y = 9 Divide both sides with 12

y = 9 / 12

y = ( 3 * 3 ) / ( 3 * 4 =

y = 3 / 4

In google type :
functions graphs online

When you see list of results click on :
rechneronline.de/function-graphs/

When page be open in blue rectangle type:
1 - x / 4

In gray rectangle type:
3 / 4

and click option Draw