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Dau coroana!!!!!!!!!!!​

Dau Coroana class=

Răspuns :

Răspuns:

13=4/3x+1

13=4x/3+1

12=4x/3

36=12x

3=x

3+5,(3) = 3+5(1/3) = 3+5*3+1/3 = 3+16/3 = 9/3+16/3 = 25/3