miyaneedhelp
miyaneedhelp miyaneedhelp
  • 17-06-2021
  • Mathematics
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HELP! i need answers for this quiz

HELP i need answers for this quiz class=

Respuesta :

ariana2941
ariana2941 ariana2941
  • 17-06-2021

Answer:

x=6

Step-by-step explanation:

7x+8x= 90°

15x=90°

divide both sides by 15

x=6

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