Quick question, how do I solve a problem where I need to find the value of x with angles? The problem shows 2x and 84 on the little chart. I have no idea how to find the value of x. I am not asking for an answer, just how to get an answer.

Quick question how do I solve a problem where I need to find the value of x with angles The problem shows 2x and 84 on the little chart I have no idea how to fi class=