lilyhammock28 lilyhammock28
  • 03-03-2021
  • Mathematics
contestada

what is the value of x if the sides of a equilateral triangle are x+9 , 3x-9 , and 2x

Respuesta :

wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 03-03-2021

Answer:

x=9

Step-by-step explanation:

The triangle is equilateral which means the sides are equal.

x+9 = 2x

Subtract x from each side

x+9-x = 2x-x

9 =x

Answer Link

Otras preguntas

Which number is 4 units from-1
Why does one side of the moons surface always remain much colder than the other side?
Which of the following choices are equivalent to the expression below ? X^3/5
Which of these methods involves the observation of red shift and blue shift to measure accurately the distance from Earth to the stars? A) Blue Shift B) HR Diag
was nationalism a cause of world war 1?
Which ordered pair is a solution of the linear equation shown in the graph above? 1. (-2, 0)2. (1, 3)3. (-1, 1)4. (0, -1)Which ordered pair is a solution of y=x
Which example describes natural rights?
¿por qué vas a pasar el fin de semana en las montañas? (i like to camp)
Which part of a seed is the hard surface that protects the interior of a plant
Who was the leader of Austria Hungary during WW1?