kelzest1213 kelzest1213

11-01-2021
Mathematics

contestada

find value of y ? please help me due 11:59

find value of y please help me due 1159 class=

Respuesta :

xenia168 xenia168

12-01-2021

Answer:

Step-by-step explanation:

m∠ABC + m∠BAC = m∠ACD

(5y + 3)° + (4y + 8)° = 146°

9y + 11 = 146

9y = 135

y = 15

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