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5supra3ori(x+2)=10,(3);xeQ


Răspuns :

5/3  × (x+2)=10,(3)
5/3  × (x+2)=(103-10)/9
5/3  × (x+2)=93/9
15  × (x+2)=93
15x+30=93
15x=63
x=63/15
x=21/5