Kristen wrote a number that is equal to three times the difference of 65 and 48. Which expression represents the number that Kristen wrote?

3 x 65 - 48
3 x 48 - 65
3 x(65 – 48)
(3 x 65) - 48
Help me

20 ! jason orders a data set from least to greatest. complete the sentence by selecting the correct word from each drop-down menu. the middle value of the data set is a measure and is called the part a: center b: spread part b: mean a: mean absolute deviation b: median c: range