Question 161098
Let W be the width. Let L be the length.
{{{L = 2W + 8}}}

{{{Perimeter = 2L + 2W }}}
{{{100 = 2(2W+8) + 2W }}}
{{{100 = 4W + 16 + 2W }}}
{{{84 = 6W }}}
{{{14 = W }}}
{{{L = 2*14 + 8 }}}
{{{L = 28 + 8}}}
{{{L = 36}}}
Does 36 + 36 + 14 + 14 = 100?