breezyb112005 breezyb112005

09-12-2021
Mathematics

contestada

please help and show work

x=

please help and show workx class=

Respuesta :

tinybooyah tinybooyah

10-12-2021

Answer:

x = 7

Step-by-step explanation:

from the properties of an isosceles triangle, 5x+6 = y-9

so

98+2(5x+6) = 180

98+10x+12 = 180

110+10x = 180

10x = 70

x = 7

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