Question 1128387
Let {{{ x }}} = the width
Let {{{ y }}} = the length
(1) {{{ y = x + 5 }}}
(2) {{{ 2x + 2y = 50 }}}
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(1) {{{ -x + y = 5 }}}
(1) {{{ -2x +2y = 10 }}}
Add (1) and (2)
{{{ 4y= 60 }}}
{{{ y = 15 }}}
and
(1) {{{ 15 = x + 5 }}}
(1) {{{ x = 10 }}}
The dimensions are 10 x 15