What is the solution set of (3x - 1)2 = 5?

Can someone me do math because i am having a breakdown rn because i don’t get it

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.

Divide. –4.2 ÷ 6 = a –0.7 b 0.7 c –7 d 7 me