A student bought n books with 20 dollars and 10-n books with 30 dollars each if p is the total price of the books then which one of the following is correct A p=300-10n
B. P=3n+200
C. P=600-5n
D. P=6n+500

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.

Two numbers have a sum of -19. one number is x. what expression represents the other number?

Find the measure of the angle indicated in bold