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Cojocaru18
a fost răspuns

Calculati:3.6×(0,5x-10)=7,2
7x+8,3+4,1x=43,82

Răspuns :

DeeeaFlorina
3,6×(0,5x-10)=7,2
0,5x-10=7,2:3,6
0,5x-10=2
0,5x=2+10
0,5x=12
x=12:0,5
x=24 7x+8,3+4,1x=43,82 11,1x+8,3=43,82 11,1x=43,82-8,3 11,1x=35,52 x=35,52:11,1 x=3,2

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