What is the equation of the line that passes through the point (5,-7)(5,−7) and has a slope of 0?

How do you write something in scientific notation?

Mason and christian go to the movie theater and purchase refreshments for their friends. mason spends a total of $45.75 on 3 bags of popcorn and 6 drinks. christian spends a total of $71.50 on 6 bags of popcorn and 4 drinks. write a system of equations that can be used to find the price of one bag of popcorn and the price of one drink. using these equations, determine and state the price of a drink, to the nearest cent.

Simplify the algebraic expression 8y-2(y+4)