solve the graphical method of liner equation x+3y=6
2x-3y=12
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x+3y=6
x=6-3y
2x-3y=12
2(6-3y)-3y=12
12-6y-3y=12
-9y=0
y=9
x= 6-3y =6-27= -21
x=6-3y
2x-3y=12
2(6-3y)-3y=12
12-6y-3y=12
-9y=0
y=9
x= 6-3y =6-27= -21
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