heyhey8jdjsk
heyhey8jdjsk heyhey8jdjsk
  • 17-02-2017
  • Mathematics
contestada

Could someone help me with these questions. I know I have some answers for them but I got them wrong so I need help to get the right answet

Could someone help me with these questions I know I have some answers for them but I got them wrong so I need help to get the right answet class=

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ddd21
ddd21 ddd21
  • 17-02-2017
I am not quite sure but I hope it helps!
Ver imagen ddd21
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apologiabiology
apologiabiology apologiabiology
  • 17-02-2017
using external angle theorme

3x-20=110+x
2x-20=110
2x=130
x=65
Answer Link

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