kanghan6427 kanghan6427
  • 04-05-2018
  • Mathematics
contestada

The perimeter of a rectangle is 32 cm. The difference between the length and the width is 4cm. find the width

Respuesta :

fatehahnordin9p7wo43
fatehahnordin9p7wo43 fatehahnordin9p7wo43
  • 04-05-2018
length = x
width = y

2x + 2y = 32
x - y = 4
x = 4 + y

2(4+y) + 2y = 32
8 + 2y + 2y = 32
4y = 24
y = 6 cm (width)

x = 4 + 6
x = 10 cm (length)

Answer Link

Otras preguntas

What must be true about the bond energies of the reactants and the products of 6O2 + C6H12O6 --> 6CO + 6H2O
How does a lithium cation compare to a lithium atom? A. The cation is larger. B. The cation has the same radius. C. The cation is smaller. D. The cation has the
How did the industrial revolution spread in the 1800s?
How can you determine the sell price if you are given the regular price for the percent of markdown?
How did the united states maximize industrial output during the war?
Why are there photosynthetic pigments other than chlorophylls?
A kitchen floor has 15 1/2 tiles in an area of 2 3/5 square feet. How many tiles are in one square foot?
You have studied three sources involving the establishment of American independence from Great Britain. The sources are: "Declaration of Independence," sign
trep throat is caused by a species of bacteria that has adapted to living and reproducing in the human respiratory system. The relationship between this bacteri
Adam rides his bike from his home to the school's bike lot at point F each day. Assuming he takes the same route home, how far does he bike to school and back e