denaTendybarbara denaTendybarbara
  • 01-12-2016
  • Mathematics
contestada

A triangle has one side that measures x, and the other two sides each measure 4 inches less than x. the perimeter is 19 inches.what is the measure of x?

Respuesta :

apologiabiology
apologiabiology apologiabiology
  • 01-12-2016
perimiter=sum of all sides
x+x-4+x-4=19
3x-8=19
add 8 both sides
3x=27
divide both sides by 3
x=9 inches

x=9 in
Answer Link

Otras preguntas

Why is the western part of lake balkhash composed of fresh water, while the eastern part is composed of salt water pls HELP!
The square below represents one whole. What percent is represented by the shaded area? %
Felicity drinks ⅔ of an 18 ounce glass of juice in 30 minutes. How much would she drink in 3 hours?
what is 2x2? I am rellying on you smart people ;)
Select the correct answer Read this excerpt from an essay. What type of essay is this? Even students can get involved and make a difference in their communities
-1/7÷-5/97/8÷8/9Show the steps please​
Do societies need art and creativity to survive, or do they not?
Why was the period in the United States from 1866-1877 called "Reconstruction"?​
Law of Universal Gravitation (what factors affect gravity and how?)
The discovery of mitochondrial DNA (mtDNA) had no effect on which area of scientific investigation?O endosymbiotic theoryO inheritance researchO forensic scienc