Hey, i need help!! Giving brainliest! Jk, I'm just bo. red and want to tal. k...

So if you don't wanna ch. at dont answer this...just walk away and don't report it...thank you-​

sup gurl and I am 13 this a fake account lol

Step-by-step explanation:

Hi I'll talk with you!

the sum of all the angles in a triangle are equal to 180

so you can add   the 3 given angles together to equal 180:

5y + 2y + 2y = 180

or since all three angles have the same letter, combine the 3 angles to equal 180:

9y = 180