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6-x=3\2-1\2x
-x+1\2x=3\2-6
-1\2x= -9\2 /÷(-1\2)
x=9
c)
2\3(2x+3)=3x-1\2
4\3x+2=3x-1\2
4\3x-3x= -1\2-2
-5\3x= -5\2 /÷(-5\3)
x= 15\10
x=3\2