👤

Cit face 2x+4(6-x)=122

Răspuns :

2x+4(6-x)=122
2x+4x6-4x=122
-2x+24=122/-24
-2x=98/ : (-2)
x= -49

[tex]\displaystyle 2x+4(6-x)=122 \\ 2x+24-4x=122 \\ 2x-4x=122-24 \\ -2x=98 \\ x=- \frac{98}{2} \\ x=-49[/tex]