How do you write 7 millions, 14 hundred thousands, 8 hundreds, 2 ones

With: label the vertices and all the elements needed. find x

Angela rode his bike around a bike trail that was 1/4 of a mile long he rode his bike around the trail 8 * angelo says he wrote a total of 8/4 miles to russell says he's wrong and he actually and says that he actually wrote to my who is corrupt use words and trying to explain how you know.

Which expression is equivalent to 5a/4 - b/8 ?