Question 146217
1.{{{L=5W}}} Length is 5 times the width.
2.{{{2L+2W=70}}}The perimeter of the rectangle is 70.
{{{2(5W)+2W=70}}}Substitute Eq. 1 into Eq. 2 and solve for W.
{{{10W+2W=70}}}
{{{12W=70}}}
{{{W=70/12=35/6}}}
{{{W=5.83}}}
{{{L=5W=5(5.83)=29.17}}}
L=29.17 cm
W=5.83 cm