SOLUTION: A rectangular field is seven times as long as it is wide. If the perimeter of the field is 800 feet, what are the dimensions of the field?
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Question 1153541: A rectangular field is seven times as long as it is wide. If the perimeter of the field is 800 feet, what are the dimensions of the field?
Answer by MathLover1(20849) (Show Source): You can put this solution on YOUR website!
let the dimensions of the field be and
if a rectangular field is times as long as it is wide, we have
.......eq.1
if the perimeter of the field is feet,we have
......eq.2, substitute from eq.1
go to
.......eq.1, plug in
answer: the dimensions of the field are by
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