02875 02875
  • 23-12-2020
  • Mathematics
contestada

May someone please help me?

May someone please help me class=

Respuesta :

kelvinhabakuk2 kelvinhabakuk2
  • 23-12-2020

Answer:

x=8°

y=29°

Step-by-step explanation:

vertically opposite angles are equal

so 5x+9°=y+20°

therefore 5x-y=11°

Alternate angles are equal

so 4x+17°=y+20°

therefore 4x-y=3°

equation 1....... 5x-y=11°

equation 2......4x-y=3°

using elimination method x=8°

y=29°

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