SOLUTION: 3x+y=3 3y=1x-21 i dont know who to solve this and find the corrdinates of them to plot on a graph the lesson is systems if liner equations

Algebra ->  Linear-equations -> SOLUTION: 3x+y=3 3y=1x-21 i dont know who to solve this and find the corrdinates of them to plot on a graph the lesson is systems if liner equations      Log On


   

Question 194694: 3x+y=3
3y=1x-21
i dont know who to solve this and find the corrdinates of them to plot on a graph
the lesson is systems if liner equations
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
3x+y=3
y=-3x+3 (red line)
3y=1x-21
y=x/3-21/3
y=x/3-7 (green line)
+graph%28+300%2C+200%2C+-6%2C+5%2C+-10%2C+10%2C+-3x+%2B3%2C+x%2F3+-7%29+ (graph 300x200 pixels, x from -6 to 5, y from -10 to 10, of TWO functions -3x +3 and x/3 -7).