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Delia2001
a fost răspuns

Reduceti termenii asemenea : a) 2,5x+0,5x-1,5x+3,5x-1,2x b) 3,75b-1,25b+(b-0,3b)-(0,7b+0,3b)

Răspuns :

Renatemambouko
a) 2,5x+0,5x-1,5x+3,5x-1,2x =3,8x
 
b) 3,75b-1,25b+(b-0,3b)-(0,7b+0,3b) =
= 3,75b-1,25b+b-0,3b-0,7b-0,3b =2,2b

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