SOLUTION: A swimminng pool is 8ft longer than it is wide. The pool is surrounded by a walkway of width 4 ft. The combined area of the pool and the walkway is 1280 ft squared. find the dimens

Question 162682: A swimminng pool is 8ft longer than it is wide. The pool is surrounded by a walkway of width 4 ft. The combined area of the pool and the walkway is 1280 ft squared. find the dimensions of the pool without the walkway.
Answer by jojo14344(1513) (Show Source): You can put this solution on YOUR website!

Area of pool w/ walkway=, EQN 1
where, ;
For the we need to add 4ft on both sides to add the walkway, also for the we need to add 4ft on both sides for the walkway.
; ----> new dimensions, susbt. in EQN 1
--------------> Working Eqn

, multiply & put all terms in one side

*note:

Continue it. ANSWER ----> , ORIG. WIDTH
, ORIG LENGTH
In doubt? Go back Working Eqn,

Thank you,
Jojo
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