melanieblake14 melanieblake14
  • 02-10-2018
  • Mathematics
contestada

the length of a rectangle is 5 less than twice its width. if the perimeter is 26 meters, find the dimensions of the rectangle

Respuesta :

DeanR
DeanR DeanR
  • 02-10-2018

The length of a rectangle is 5 less than twice its width

l = 2w - 5

perimeter is 26 meters

l + w + l + w = 26

2l + 2w = 26

2w = 26 - 2l

l = 2w - 5

l = 26 - 2l - 5

3l = 21

l = 7

w = 13 - l = 13 - 7 = 6

Answer: length 7 meters, width 6 meters


Answer Link

Otras preguntas

What might be an advantage of collecting evidence in a natural setting rather than in a lab?
The Neolithic Revolution refers to the time when early humans were beginning to do what?
Alicia has 32 stickers. This is 4 times as many stickers as Benita has.  How many stickers does Benita have?
Need help drawing a picture to show 9/7
what is an direct object
rewrite the expression using distributive property 49+35.
what does a ballad consist of?
what is the difference between rough ER and smooth ER? what is the ER doing that is different in this case
What is 24÷689= show work
What does a journal written by frontier settlers most likely tell you about Manifest Destiny?