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-2x+3-(x+5)+(2x-3)=-9(x+2)+5. Ma ajutati¿???

Răspuns :

-2x+3-(x+5)+(2x-3)=-9(x+2)+5-2x+3-x-5+2x-3=-9x-18+5
-x-5=-9x-13
-x+9x=-13+5
8x=-8
x=-8/8
x=-1