SOLUTION: I need help in solving the question:SOLVE THE LINEAR SYSTEM BY GRAPHING: Y=3x + y y=x-2

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Question 71668: I need help in solving the question:SOLVE THE LINEAR SYSTEM BY GRAPHING:
Y=3x + y
y=x-2
Answer by checkley75(3666) About Me  (Show Source):
You can put this solution on YOUR website!
Y=3x+y
y=x-2 now substitute (x-2) for y in equation #1.
Y=3x+x-2
Y=4x-2
+graph%28+300%2C+200%2C+-6%2C+5%2C+-10%2C+10%2C+y+=+4x+-2%29+ (graph 300x200 pixels, x from -6 to 5, y from -10 to 10, y = 4x -2).