How do you do this what is the answer

Express in the simplest form: (x^2+9x+14/x^2-49) / (3x+6/x^2+x-56)

Plz : denver is about 5,200 feet above sea level. which number line best represents this integer?

Adentist's office and parking lot are on a rectangular piece of land. the area (in square meters) of the land is represented by x2+x? 30. a. write a binomial that represents the width of the land.