Hi,         

x+3y=2      OR y = -(1/3)x + 2/3

-x+y=1      OR y = x + 1

  4y = 3

   y = 3/4

-x + 3/4= 1

 3/4-1 = x

  -1/4 = x

Lines intersect at Pt(-1/4,3/4)





 

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