If there were 9 apples and John ate 8 of them, then went to the supermarket to buy another apple. How many apples does John have?

Asoccer ball manufacturer wants to estimate the mean circumference of soccer balls within 0.1 in

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.

When solving a logarithm equation, how do you find the missing variable ?