What would -25r + 100 equal in factored form

Which system of linear inequalities is represented by the graph? !

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.

If a line is defined by the equation y = 5x + 2, what is the slope?