Math will give brainliest what is the value of y?

Y=10 

(2y+20)
divide by two to get rid of it from the y
(y+10)
Y=10

Were the multiply choice?

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.