Help?please sorry for asking alot

6x - 8 = 16 solve the following equation. then place the correct number in the box provided.

What is the quadric regression equation that fits these data

Jessica is organizing a guided tour of the rain forest. the average profit per person that the touring company makes is given by the rational expression 18x+35/x, where x is the number of people going on the tour. what does the numerator of this rational expression represents?