Simplify the rational expression 6x(x+3)(x-2)/3(x-2)(+9)
a) 2x/x-3
b)2x/(x-9)
c) 2x(x+3)/(x+9)

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.

A50% increase followed by 33 1/2% decrease

Val and tony get paid per project. val is paid a project fee of $44 plus $12 per hour. tony is paid a project fee of $35 plus $15 per hour. write an expression to represent how much a company will pay to hire both to work the same number of hours on a project.