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

3,540+6.112× 10 to the power of 3​
Based on the lesson learned here, please write those sentences below in Spanish: 1. Your words (tus palabras) matter (verb like gustar) to me always.] 2. I don
Jimmy wants to calculate what 125% of 84 will be?
A jewelry store sells charm bracelets and charms. A bracelet with two charms costs $36.00. A bracelet with four charms costs $50.00. Write a linear equation to
pleaseeeee help ill give brainliest answerrrrr
PLEASE ANSWER ASAP !! HAS TO BE DONE AT 11:59 LOL
In your own words, describe how the environment can create a new species
Stella is using grid paper to make shapes. Her first shape has an area of 14 square units. Her second shape has an area of 28 square units. Her third shape has
Write an example that represents the line.Use exact numbers
B. The cheetah chased the prey 40km south and 35km north. Find the displacement​