Răspunsuri

  • Utilizator Brainly
2014-02-14T18:19:42+02:00
[a+36/9]/9=b

[a+4]/9=b
a+4=9b
a-9b=-4
2014-02-14T18:50:37+02:00
(a+36/9)=9b. Adica a+4=9b
a+4/9=b a+4=9b,a=9b-4, inlocuim 9b-4+4=9b ,9b=9b imparim la 9 b=b
inlocuiesti in aceasi ecuatie. daca inlocuiai a iti dadea ca a=a