Can I get an explanation for this ?

Tom is making a punch that contains 80% cranberry juice and the rest ginger ale. the punch has 2 liters of ginger ale. part a: write an equation using one variable that can be used to find the total number of liters of cranberry juice and ginger ale in the punch. define the variable used in the equation and solve the equation. hint: 0.8x represents the number of liters of cranberry juice in the punch. (5 points) part b: how many liters of cranberry juice are present in the punch? show your work.

The perimeter of a movie screen is 54 meters. the screen is 18 meters wide. how tall is it?

Janet drove 300 miles in 4.5 hours. write an equation to find the rate at which she was traveling