Seudónimo Seudónimo
  • 24-08-2020
  • Mathematics
contestada

If B is the midpoint of AC, AC=CD, AB=3x+4, AC=11x-17, and CE=49, find DE.

If B is the midpoint of AC ACCD AB3x4 AC11x17 and CE49 find DE class=

Respuesta :

KurdishPotato
KurdishPotato KurdishPotato
  • 24-08-2020

Answer:

11

Step-by-step explanation:

AB = 3x + 4 and AC which is twice of AB is equal to 11x - 17

2 (3x + 4) = 11x - 17

6x + 8 = 11x - 17

8 + 17 = 11x - 6x

25 = 5x

5 = x

AC = CD = 11x - 17 ➡ 11×5 - 17 = 38

CD = 38 and DE = 49 - 38 = 11

Answer Link

Otras preguntas

5 divided by 3 1/3 P.S ans in mixed fraction
what kind of vote do states have in the upper house
What is the slope of the linear function represented in the table?
5. Which of the following measurements show an object that is SLOWIN down? O -5 m/s O 5 m/s 0-5 m/s2 O 5 m/s^2
What should always keep in mind when reading a text that uses compare/contrast format? a. facts and opinions C. the order in which things happen b. similarities
help with one question pls do you think there are good social and emotionally responsive and caring adults in the is room?
if u reading this ,DO THAT WORK
what is Solve the equation r3 = 216​
What happens during anaphase of the cell cycle?
Which statement best describes the function of the plasma membrane? 1. It forms a barrier that controls what enters and leaves the cell. 2. It converts glucose