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

Identify the type of communication illustrated in the quotation. "Hmmm. Let's see. I know I've solved one of these before. To figure out this problem, I need to
What does juliet want to know about romeo after he leaves in act 1?
How did the countries of French Indochina gain their independence?
A hyperbola centered at the origin has a vertex at (9, 0) and a focus at (−15, 0). Which are the equations of the asymptotes?
What is the approximate width of the souris river floodplain?
Write and solve a MA or efficiency problem
what was the exchange of plant, vegetable, and animal life between the old and new worlds known as
What do Dr. Jekyll’s actions reveal about him? A-Dr. Jekyll is ambitious and willing to take risks. B-Dr. Jekyll is fearful and unwilling to take chances in t
Which statement summarizes this excerpt best? Cassius has recently become angrier with Brutus and is not willing to be the loving brother-in-law and friend he
Which of the statements explains why glaciers create valleys with a distinctive shape?