Find f(-7) if: f(x) = 5 - x if x < 0
= x^3 - 1 if x = 0
= 2x if x > 0

For one history test, keith had to answer 40 questions. of these 40 questions, keith answered 28 of them correctly. what percent did keith get on his history test? round your answer to the nearest tenth if necessary

The median of a data set is the measure of center that is found by adding the data values and dividing the total by the number of data values that is the value that occurs with the greatest frequency that is the value midway between the maximum and minimum values in the original data set that is the middle value when the original data values are arranged in order of increasing (or decreasing) magnitude

Joe has some money in his bank account he deposits 45$ write an expression that represents the amount of money in joe's account