Seudónimo Seudónimo
  • 25-01-2017
  • Mathematics
contestada

can someone please help me

can someone please help me class=

Respuesta :

Аноним Аноним
  • 29-01-2017
BD would be exact half than AE
AE = 2 BD
4x + 20 = 2(3x + 5)
4x + 20 = 6x + 10
6x - 4x = 20 - 10
2x = 10
x = 5

2) BD = 3x+5 = 3(5) + 5 = 15 + 5 = 20

3) AE = 4x + 20 = 4(5) + 20 = 20 + 20 = 40

Hope this helps!
Answer Link

Otras preguntas

Translate the following words to algebra symbols, using "n" as the variable. thirty-six is the product of nine and a number.
Multiplying a number by 2 and then dividing by 3 is the same as multiplying by what number
Que son palabras ennegrecida
how do I draw a model for 3 divided by 4
The cooling system device that maintains pressure in order to raise the boiling point of the coolant is called the: Choose one answer. a. water pump. b. radi
How do radio waves differ from visible light?
What is three fourths of a right angle?
Thorns and small hairs on plant stems and leaves help to
Carter pushes a bag full of basketball jerseys across the gym floor. The bag weighs 21 newtons. If he pushes the bag 9 meters in 3 seconds, how much power does
5 common multiples of 7 and 20