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

How did New England's physical geography help the growth of industries?
Why did populations soar between 1800 and 1900?
what is the prefix of enactment?
Can someone help me in probability?Amanda wrote a computer program that generates two random numbers between one and eleven.When she runs it,what is the probabi
Use trig to solve for x show work
Predict what happens when zinc is added to water
y varies directly as x. if x=5 when y=12 find x when y=30
Help please this I'd for geometry
What's another name for vital signs?
how could you compare the energy carried in two different longitudinal waves