Which expressions are equivalent to 7b(3+c) ? select each correct answer. (7b⋅3)+(7b⋅c) −4b+7c 21b+7bc 7b+14bc 14bc

3i think i’m not quite sure skskksks but if that ig

The major difference is that a histogram is only used to plot the frequency of score occurrences in a continuous data set that has been divided into classes, called bins.  bar charts, on the other hand, can be used for a great deal of other types ofvariables  including  ordinal  andnominal  data sets.