How many ways can 5 tables be arranged in a row?

What is the missing step in this proof ?

Atransformation t : (x,y) (x-5,y +3) the image of a(2,-1) is

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