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amandacs
amandacs amandacs
  • 09-09-2016
  • Mathematics
Answered

The rectangle below has an area of x^2-16 square meters and a width of x+4 meters. What expression represents the length of the rectangle?

Verified Answer :

apologiabiology
apologiabiology apologiabiology
  • 09-09-2016

area=LW
x^2-16=L(x+4)
remember difference of 2 perfect squares to factor x^2-16
(x-4)(x+4)=L(x+4)
divide both sides by (x+4)
x-4=L

legnth=x-4

Answer Link
alexgold12435 alexgold12435
  • 09-05-2021

Answer:

(x-4)

Step-by-step explanation:

Answer Link

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