hailyprince1031 hailyprince1031
  • 04-09-2017
  • Mathematics
contestada

the length of a rectangle is five less than twice it's width.if the perimeter of the rectangle is 56 inches,find its dimensions.

Respuesta :

texaschic101
texaschic101 texaschic101
  • 04-09-2017
P = 2(L + W)
P = 56
L = 2W - 5

56 = 2(2W - 5 + W)
56 = 2(3W - 5)
56 = 6W - 10
56 + 10 = 6W
66 = 6W
66/6 = W
11 = W <=== width is 11 inches

L = 2W - 5
L = 2(11) - 5
L = 22 - 5
L = 17 <=== length is 17 inches
Answer Link
linekemalloy
linekemalloy linekemalloy
  • 04-09-2017
 length is 17 inches...
Answer Link

Otras preguntas

can anyone help? Estimate the amount of the tip by rounding the bill to the nearest dollar before calculating. 20% tip on a bill of $64.15
HELP ME I WILL GIVE BRINLEST
When Monica walked through the shoe store each shiny pair of high heels called out to her. what is personified here ?
Physics like really need help please
what is 156 x 12 (24 - 12) 9+13giving brainslet just for fun
Subtract ( b - a - d +c) from (a – b + c – d)
Simplify 2n + 5.5 - 0.9 - 8 + 4.5p
What are the effects of the treaty of versailles on German people ( economic, social, personal and political effects.) SOMEONE ANSWER THIS ASAP PLEASE
How many degrees is 5/12?
Select all the equations that are NOT equivalent to p – 7 = 22. p – p – 7 = 22 – p p – 7 – p = 22 – p p – 7 + 22 = 22 – 7 p – 7 + 7 = 22 – 22 p – 7 + 7 = 2