A bag contains 12 red marbles,14 yellow marbles, and 3 green marbles. If 1 marble is chosen at random, which is the probability, that it will be a blue marble

Abc will undergo two transformations to give aa'b'c' which pair of transformations will give a different image of aabc if the order of the transformations is reversed? a. a rotation 90' counterclockwise about the origin followed by a reflection across the y-axis b a translation 5 units down followed by a translation 4 units to the right c. a reflection across the x-axis followed by a reflection across the y-axis a rotation 180'clockwise about the ongin followed by a reflection across the y-axis reset next 2 omentum all rights reserved o atk me anything o o e

Ineed with number 6 , explain how to get 1978

What is the value of x when x + 7 = 21?