Please Help!! What is the equation of the line? Look at the attached image to answer the question!

Answer this question only if you know the answer! 30 points and

Pyotr tchaikovsky sporting goods operates on a 45% overhead based on the selling price, which results in an overhead of $65.34 on the newest version of an air hockey game set. if the air hockey game set costs pyotr tchaikovsky sports $49.32, find the selling price, the markup, and the net profit.

Find the value of x to the nearest tenth.