mosope39
mosope39 mosope39
  • 03-08-2021
  • Mathematics
contestada

The perimeter of a rectangle is 18cm . if the length is (x+2), find it's width.​

Respuesta :

ASAR2000 ASAR2000
  • 03-08-2021

Answer:

W = 7 - x

Step-by-step explanation:

The perimeter is P= 2L + 2×W , where L is the length and W is the width.

If L = (x+2) , replacing L with the expression x+2 we have

P= 2×(X+2) + 2W ⇔ 18 = 2x + 4 + 2W ⇔ 2W =18 - 2x - 4 ⇔ 2W = 14 - 2x

⇔ W = 7 - x

Answer Link

Otras preguntas

7.87 repeating as a decimal PLEASE HELP!!
What are the structures in which stars are grouped together?
Choose the best action to take to contain a fire. O A. Close the doors to all patient rooms. O B. Keep fire doors open so the fire can "breathe." O C. Notify yo
Two examples of impact studies that can be conducted in SA
Why was voting in private frowned upon for so long in the United States
Human beings possess mirror systems that help us understand not just the actions and emotions of other, but their ___________ as well. a. physical status b. i
How did the thinkers of the Enlightenment get new ideas?​
why does montesquieu believe that disobeying laws leads to a loss of liberty
I need to find the missing exponent can someone help me out ??
how do i claim how reactive my isotope is