laurengui13
laurengui13 laurengui13
  • 12-04-2021
  • Mathematics
contestada

The area of a room is 425 square feet. The length is (x+9) feet and the width is (x+1) feet. Find the dimensions of the room.​

Respuesta :

wchin wchin
  • 13-04-2021

Answer:

width is 17

length is 25

Step-by-step explanation:

(x+9)(x+1) =[tex]x^{2}[/tex]  + 10x + 9 = 425

[tex]x^{2}[/tex]  + 10x - 416 = 0

(x-16)(x + 26) = 0

x = 16 or x = -26

x  cannot be -26

x = 16

so, (16 + 1) = 17

      (16 + 9) = 25

Answer Link

Otras preguntas

translate the sentence into a equation using n as the unknown number . Then solve the equation for n . 5 increased by half a number is 11
HELP HURRY !! is the graph a function ?
Emily, an 11-year-old girl, wants to sign-up for a fashion newsletter and sweepstakes. In order to do so, the website wants to know emily's name, address, phone
Can someone write a paragraph of what not to do when trying to date
HELLP ILL GIVE BRSINLY
Pls sove brailest will be given
Dans un repère du plan, on donne les points (−2 ; 3), (6 ; 2) (−1 ; 0). 1. Faire une figure 2. Conjecturer où l’on doit placer le point D pour que le quadrila
What is this article about?
translate the sentence into a equation using n as the unknown number . Then solve the equation for n . 5 increased by half a number is 11
CALCULATE(32/40×100%) =??NO SPAM PLEASE ,ಠ_ʖಠI WILL MAKE BRAINLIEST WHO WILL ANSWER CORRECT ( ╹▽╹ )​