What percent of 12 is 7?
Please show work :)

Find the zero function by factoring (try to show work) h(x)=-x^2-6x-9

If you could answer these your a life saver

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.