84 miles.
You just have to take half of 56 (28) and add it to 56 to get 84
Irrational because it keeps going on and on but doesn’t repeat
3x + 28
We can combine 7x and -4x because they are like terms. 7x -4x is equal to 3x. Now we rewrite the expression as 3x + 28.
A is the correct answer!!!
