👤

(x-1)/3+1/12=1/6 x€Q x=? Va rog sa ma ajutati!!!

Răspuns :

[tex]\frac{x-1}{3}+\frac{1}{12}=\frac{1}{6}|*12\\ 4(x-1)+1=2\\ 4x-4+1=2\\ 4x-3=2\\ 4x=5\\ X=\frac{5}{4}\\ x\ apartine\ Q=\ \textgreater \ S=\frac{5}{4}[/tex]
(x-1)/3+1/12=1/6 <=> (4x-4+1)/12=1/6 <=> (4x-3)/12=1/6 <=> 4x-3=12/6 <=> 4x=5=> x=5/4  care apartine lui Q