Katieeminchh7509 Katieeminchh7509
  • 04-07-2017
  • Mathematics
contestada

The perimeter of a rectangle is twice the sum of its length and its width the perimeter is 28 M and it's length is 2 m more than twice its width what is its length

Respuesta :

ghanami
ghanami ghanami
  • 05-07-2017
hello : 
x : length     y : width
2(x+y) = 28....(1)
x= 2y+2....(2)
subsct in : (1)
2(2y+2+y) =28
3y+2=14
 3y=12
y= 4 m
x= 2(4)+2 = 10 m
Answer Link

Otras preguntas

Was Charles’s execution justified? Was it the right thing to do? Why/why not?
i need help someone pls
The documents describing the experiences of Curry and Clarke date to the antebellum era, whereas Reynolds remembers slavery many years after emancipation. How m
What number is 22 ten thousands of 1 1/2
A marketing team is targeting people who might buy a hybrid car. In their city, with a population of 30,000 people, 3,170 people either drive a hybrid car or ha
Charge is placed on two conducting spheres that are very far apart and connected by a long thin wire. The radius of the smaller sphere is 5 cm and that of the l
How are the federal judicial branch and most state judicial branches similar? Both have local courts. Both have appellate courts. The judges are all appointed b
Read the excerpt from “In Response to Executive Order 9066.” I tell her she’s going bald. She tells me I copy on tests. We’re best friends. Read the excerpt fro
What is the liability to equity ratio of chester? select: 1 2.84 1.61 .31 4.35?
A piece of black onyx was cut into a rectangular solid measuring 5.10 cm by 5.10 cm by 2.50 mm . What is the volume in cubic centimeters?