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1)2/3x+1/2=1/6
2)3/15-x=1/7
3)1/3x+2/5=- 1/3x+1
4)3/5x-2/5=- 2/3
5)7/10-x=- 1/4
6)1/2x+1/3=- 1/2x+1/5


Răspuns :

sper ca e bine!!!!!!!!!!!!!!!!!!!!!!!!!
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