14-10-2020
Mathematics

contestada

Can someone help me plz

Can someone help me plz class=

Respuesta :

Lambina Lambina

14-10-2020

Answer:

81 is d answer

Step-by-step explanation:

x = 9y

= > 9y + y = 90 substitution

= > y = 9

x =9y = 81 degree

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