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HolczerNoemi
a fost răspuns

Rezolvaţi ecuatia [1,(3)×/2-2 1/4]:0,6=×/9, unde×€ Q+.

Răspuns :

Renatemambouko
[1,(3)x/2-2 1/4]:0,6=x/9
1,(3)=1+3/9=1+1/3=4/3
2 1/4 =9/4
0,6=6/10=3/5
[(4x/3)/2 -9/7]:3/5 =x/9
4x/6 -9/7 =x/15
(20x-2x)/30=9/7
18x/30=9/7
2x/15=9/7
x=9*15/2*7
x=135/14

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