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2x+3y=12 x2 4x+6y=24
4x -7y=-2 x1 4x-7y=-2
--------------- - --------------- -
13y=26 maka y=2
subtitusi nilai y=2 ke persamaan 2x+3y=12
2x+3y=12
2x+3(2)=12
2x+6=12
2x=6
x=6/2 ---->x=3
maka titik potng pers tersbt adalah (3,2)