Simplify the expression

10(6+2z)+8

What is the inverse of the function f(x) = 2x + 1?

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.

Acomputer store bought a program at a cost of $10 and sold it for $13. find the percent markup