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

Simplify 6 - (-2) - 3(-5). -11 -7 19 23
"All integers are rational numbers" True or False
3/4x-9=27 solve this equation
Simplify 8(R + 6) - 2R.
A DUI conviction not only affects the driver involved but also his or her ___________ A. friends. b. family. c. Both A and B
do change that cannot be easily reversed such as burning observe the law of conservation of mass
a pelican flies at a speed of 52 km/h for 0.25 hours . how many miles does the pelican travel ? the conversion factor is 1.6 km/h = 1.0 mph
The Composition of phospholipids leads to their self...
What is the discount of 97.99 83.30
pauletta detweiler is paid a salary or $325 a week plus 2 3/4 % commission on weekly sales over $6,500. her sales last week totaled $17,400. what were her total