Answer :

luana
[tex]17-7(x-3)+x=86\\\\ 17-7x+21+x=86\\\\ 38-6x=86\ \ \ \ |Subtract\ 38\\\\ -6x=48\ \ \ |Divide\ by\ -6\\\\ x=-8\\\\ Solution\ is\ x=-8.[/tex]
[tex]17-7 (x-3) + x = 86\\ 17-7x+21+x=86\\ -6x=48\\ x=-8 [/tex]