doublea7 doublea7
  • 18-08-2021
  • Mathematics
contestada

8. If BD=BC, BD = 5x -26, BC = 2r + 1, and AC = 43, find AB.

8 If BDBC BD 5x 26 BC 2r 1 and AC 43 find AB class=

Respuesta :

mohamedruham78
mohamedruham78 mohamedruham78
  • 18-08-2021

Answer:

24

Step-by-step explanation:

BD=DC

5x-26=2x+1

5x-2x=1+26

3x=27

x=9

BC=2x+1

=2*9+1

BC =19

so AB=AC-BC

AB=43-19

AB=24

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