Răspunsuri

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2014-09-10T18:14:03+03:00
I
2x=x-3+2
x=-1
II
-2x=-x+3+2
-x=5
x=-5
III
2x=-x+3+2
3x=5
x=5/3
IV
-2x=x-3+2
-3x=-1
x=1/3
1 5 1