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Ecuatie 3 + x = 28 : 4; 5( x + 2 ) =32

Răspuns :

Cataclyzmic
3+x=28/4
3+x=7
x=7-3
x=4

5(x+2)=32
x+2=32/5
x=32/5-2
x= 32/5 - 10/5
x=22/5

Nimeni0important
3+x=28:4
3+x=7
x=7-3
x=4

5(x+2)=32
5x+10=32
5x=32-10
5x=22
x=22/5

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