gacyberkid28
gacyberkid28 gacyberkid28
  • 13-05-2016
  • Mathematics
contestada

Really confused with this problem. It would be great if someone could help

Really confused with this problem It would be great if someone could help class=

Respuesta :

slevo
slevo slevo
  • 13-05-2016
(2n+12) + (3n+18) = 180
⇒5n+30=180
⇒5n=150
⇒n=30


x=2n+12
  =2(30)+12
  =72°
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