Which algebraic representation shows the effect that a reflection over the x-axis will have on coordinates of a figure

Which of these is and example of a literal equation? a) 6+30=6^2 b)3x-4y c)12=9+3x d)ax-by=k

The rumpart family is building a new room onto their house. the width of the new room will be 16 feet. the length of the room will be 4% greater than the width. write an expression to find the length of the new room. what will be the area of this new room?

Solve each quadratic equation by factoring and using the zero product property. [tex]x^2+6x+8=0[/tex]