Which equation can be used to solve a - 5 = 30. i will give brainleiest​

Find the values of y: 3y^3(y^2+ 2/3y)=0

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.

Simplify (1/2)4th power a. (1/16) b.(1/8) c.(1/4)