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2/6x+9/12=1/6x+5/12
2/6x-1/6x=5/12-9/12
1/6x=-4/12
1/6x=-1/3
x=-2
1/3x - 1/6x = 5/12 - 3/4
-1/6x = -4/12 --------------> dikalikan 6
-x = -2
x = 2
jadi nilai x adalah 2