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a+b+c=102 a=5 b=de 10 ori mai mult afla c.Dau coronita

Răspuns :

b=ax10
b=5x10
b=50
c=(a+b+c)-(a+b)
c=102-(5+50)
c=102-55
c=47
b= 10a = 10×5=50
a+b+c=102 => 5+50+c=102 => 55+c=102 => c=102-55 => c=47