nayeliortega35
nayeliortega35 nayeliortega35
  • 22-01-2021
  • Mathematics
contestada

Find X, BA, AC, and BC of isosceles triangle BAC.
BA= 2x-5; AC = 3x -9;
BC = X-2

Find X BA AC and BC of isosceles triangle BAC BA 2x5 AC 3x 9 BC X2 class=

Respuesta :

jcherry99
jcherry99 jcherry99
  • 23-01-2021

Answer:

BA = 3

AC = 3

BC = 2

x = 4

Step-by-step explanation:

Find x

BA and CA are equal            Given

2x - 5 = 3x - 9

Subtract 2x from both sides

- 5 = 3x - 2x - 9

- 5 = x - 9            

Add 9 to both sides.

- 5 + 9 = x - 9 + 9

4 = x

=========================

BA = 2x - 5

BA = 2*4 - 5

BA = 3

AC = 3x - 9

AC = 3*4 - 9

AC = 12 - 9

AC = 3

BC = x - 2

BC = 4 - 2

BC = 2

Summary

  • BA = 3
  • AC = 3
  • BC = 2
  • x = 4
Answer Link

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