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Danamedre
a fost răspuns

suna a cinci nr naturale consecutive este 615.afla nr

Răspuns :

x+x+1+x+2+x+3+x+4=615
5x+10=615
5x=615-10
5x=605
x=605/5
x=121
x+1=122
x+2=123
x+3=124
x+4+125
x+5=126
Luizavoican07
a+a+1+a+2+a+3+a+4=615
5a+10=615/-10
5a=605/:5
a=121

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