kokeshjude17
kokeshjude17 kokeshjude17
  • 02-07-2016
  • Mathematics
contestada

The length of the room is 3 times the width and the total area of the room is 27 square meters. What is the length of the living room?

Respuesta :

konrad509
konrad509 konrad509
  • 02-07-2016
[tex]l=3w\\ lw=27\\\\ 3w\cdot w=27\\ 3w^2=27\\ w^2=9\\ w=3 \vee w=-3\\ -3\not\in\mathbb{N}\\\\ l=3\cdot3\\ l=9 [/tex]
Answer Link

Otras preguntas

Why did several American Indian tribes support the British during the American Revolution?
Does this sentence contain a double negative? There aren’t any ripe bananas in this bunch. yes no
Express 15/(1 - 3x)2 as a power series by differentiating the equation below. what is the radius of convergence?
Oxford packing company reported net sales in november of the current year of $1,000,000. at the beginning of november, the company reported beginning inventory
what is the difference between a moral and a theme? A. A moral exposes the author's bias, while a theme reveals the reader's prejudice. B. A moral can contain s
The two men who developed network tv and held the country's largest interest in radio were:
John surveyed 30 members of a country club. He found that 9 members had signed up for tennis. What is the experimental probability that the next member surveyed
What is the difference between plant cells and animal cells
Identify the following group of words as an incomplete or complete sentence. If the sentence is incomplete, identify the reason. The girl riding her bike A: inc
how did the aztec government and social classes impact their culture and daily lives