Answer :

[tex]-4x+7=11\\ -4x=4\\ x=-1[/tex]
luana
[tex]-4x+7=11\ \ \ \ \ \ \ \ \ \ |x's\ on\ the\ left\ free\ numbers\ on\ the\ right\\-4x=11-7\\-4x=4\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ |:(-4)\ both\ sides\\x=-1[/tex]