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Imi spune-ti si mie cat este ,, x''? : 2x{[5-4.50-(10-5.20)]} =?


Răspuns :

Yioana

2X{[5-4,50-(10-5,20)]}=50                                   

2X(5-4,50-4,8)=50

2X(0,5-4,8)=50

2X-4,3=50       /+4,3

2X=54,3   /:2

X=54,3:2

X=27,15


GATA

:) :* :D