Write an expression for the perimeter of the triangle shown below:

a triangle is shown with side lengths labeled 0.5x plus 9, 3x, and negative 3.4x minus 25.

Which point is a solution to the inequality shown in this graph (-3,-3)(3,-1)

Players on the school soccer team are selling candles to raise money for an upcoming trip. each player has 24 candles to sell. if a player sells 4 candles a profit of$30 is made. if he sells 12 candles a profit of $70 is made. determine an equation to model his situation?

How do i simply this expression (quadratic formula basis) on a ti-84 or normal calculator?