they are telling you after certain transformations triangle A will land on Triangle B.The picture is telling to translate triangle B 5 units to the right to have both triangles ready for the reflection that will land triangle B onto Triangle A
<span>You multiply both the numerator and the
denominator by the same number (but not 1 or 0), but don't
simplify. 3/10 is your fraction, and you could multiply the top and
bottom numbers by 2 to get 6/20.