VzDeath VzDeath

02-12-2014
Mathematics

contestada

I need some help plz

I need some help plz class=

Respuesta :

konrad509 konrad509

02-12-2014

[tex]8x-31+2x+111=180\\ 10x=100\\ x=10\\\\ m\angle ABC=8\cdot10+31=111^{\circ}[/tex]

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