Question

I need this problem solved

Answer 1

Answer:

21.6

Step-by-step explanation:

Using the Sum of Angles property,

2(y + 30) + 3y + 12 = 180

2y + 60 + 3y + 12 = 180

5y = 180 - 72

5y = 108

y = 108/5 = 21.6

BRAINLIEST.

YEP.