There are red and blue marbles in a bowl. There are twice as many blue 20
marbles as red marbles. What expression represents the number of blue
marbles? A) 2b, where b represents the number of blue marbles. B) 2r,
wherer is the number of red marbles C) r+2, wherer is the number of red
marbles D) b2, where b is the number of blue marbles *