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Alexghitaa
a fost răspuns

[( + 2015) ∙ 2015 − 2015]:2015 = 2016

Răspuns :

[( a+ 2015) ∙ 2015 − 2015]:2015 = 2016

( a+ 2015) ∙ 2015 − 2015= 2016x2015

( a+ 2015) ∙ 2015 − 2015= 4062240

( a+ 2015) ∙ 2015 = 4062240+2015


( a+ 2015) ∙ 2015= 4064255

a+2015=4064255:2015

a+2015=2017

a=2017-2015

a=2