👤

axb+axc=1111 ;b+c=11 Calculati a !! Dau coroana !!!

Răspuns :

axb+axc=1111 ax(b+c)=1111  ax11=1111  a=1111:11  a=101
b+c=11


[tex]ab+ac=1111 \\ b+c=11 \\ a=? \\ ab+ac=1111 \\ a(b+c)=1111 \\ 11a=1111 \\ a=1111:11 \\ \boxed{a=101}[/tex]