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Bionk
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10-{10-[10-(10-2*x)]:10=1

Răspuns :

Alexia12112
10-{10-[10-(10-2*x)]}=10
10-[10-(10-2*x)]=0
10-(10-2*x)=0
10-2*x=0
2*x=0
x=0
Biancaalbert96
10-[10-10+2x):10=1
10-2x:10=1
10-2xsupra10=1
10-x supra5=1
50-x=5
-x=5-50
-x=-45
x=45

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