Question 1208393
Formula for perimeter of a rectangle
{{{2*length+2*width=perimeter}}}

Divide both sides by 2,
{{{length+width=(1/2)perimeter}}}


If x is width then x+5 is length.


{{{(x+5)+x=(1/2)34}}}

{{{x+5+x=17}}}

{{{2x+5=17}}}

{{{2x=17-5=12}}}

{{{x=12/2}}}

{{{x=6}}}


legth, 11
width, 6