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11,12.pl
s ajutati-ma​


1112pls Ajutatima class=

Răspuns :

11.) x- 4/10= 6/10

x= 6/10+4/10

x= 10/10 (varianta c)

12.) 8/9-x= 5/9

x=8/9-5/9

x= 3/9 (varianta b)