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Conector01
a fost răspuns

afla x din egalitatea: 306:3-{15-5*[8-2*(3:x)] +23} :4=95
MULTUMESC

Răspuns :

CarMina03
306:3-{15-5*[8-2*(3:x)] +23} :4=95
102-{15-5*[8-2*(3:x)] +23} :4=95
{15-5*[8-2*(3:x)] +23} :4=102-95
{15-5*[8-2*(3:x)] +23} :4=7
15-5*[8-2*(3:x)] +23=7*4
15-5*[8-2*(3:x)] +23=28
15-5*[8-2*(3:x)]=28-23
15-5*[8-2*(3:x)]=5
5*[8-2*(3:x)]=15-5
5*[8-2*(3:x)]=10
8-2*(3:x)=10:5
8-2*(3:x)=2
2*(3:x)=8-2
2*(3:x)=6
3:x=6:2
3:x=3
x=3:3
x=1

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