Melanie spent four hours babysitting. she charges $16 upfront and then and additional charge per hour. the total amount she earned can be represented by the expression $4x + $16. what expression represents the amount she earns each hour?

The number if marbles of different colors stored in a hat is listed below: 4 red marbles 10 green marbles 7 blue marbles. without looking in the hat, dan takes out a marble at random. he replaces the marble and then takes out another marble from the hat. what is the probability that dan takes out a blue marble in both draws?

Find the value of x. give reasons to justify your solutions! c ∈ ae

Write the equation in logarithmic form 8^x=64