You would have to move terms which will bring you to 14.4 x - 19.2 = 19.2 - 4.8x the you would combine like terms then you would get 19.2x= 38.4 then you divide both sides by 19.2 and get 2 as your answer.
Rotation and reflection do not alter the dimensions of the figure.
The appropriate choice is ...
B- It has the same dimensions as the original figure.
(x+6)(y-10)
And this is just to get the 20 characters.