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2,5(x-4)-6x=3-x
Urgent...rezolvati in R ecuatia


Răspuns :

[tex]\displaystyle 2,5(x-4)-6x=3-x \\ 2,5x-10-6x=3-x \\ 2,5x-6x+x=3+10 \\ -2,5x=13 \\ x=- \frac{13}{2,5} \\ x=-5,2[/tex]