Respuesta :

loneguy

[tex]2(3y + 7 + 5) = 180\\\\ \implies 3y+12=\dfrac{180}2 \\ \\ \implies 3y+12 = 90\\\\\implies 3y = 90-12\\\\\implies 3y = 78\\\\\implies y= \dfrac{78}3 \\\\\implies y=26[/tex]

angle46089

Answer:

y = 26

Step-by-step explanation:

2(3y + 7 + 5) = 180

6y + 14 + 10 = 180

6y + 24 = 180

      -24    -24

6y = 156

÷6     ÷6

y = 26

I hope this helps!