please answer my question
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can't understand the question
kanan1136:
sorry there is a curve bracket before x -1
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1-(x-2)-{(x-3)-(x-1)}=0
1-(x-2)-(x-3)-(x-1) = 0
1-x+2-x+3-x+1=0
-3x+5=0
-3x=-5
x=5/3
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