Translate the following sentence into an equation. use x to represent an unknown number do not solve.
the ratio of a number and 6 is equivalent to the difference of the number and 22

Jackie purchased 3 bottles of water and 2 cups of coffee for the family for $7.35. ryan bought 4 bottles of water and 1 cup of coffee for his family for 7.15. how much does each bottle of water cost? how much does each cup of coffee cost?

What is an alternate exterior angle

If the value of cos330°is√3/2 then find cos 165°.