<span>associative property of addition and answer is
</span><span>(u + 7) + 13 = u + (7 + 13)</span>
Graph D, because no x-value repeats and it passes the vertical line test.
The mixed number for this diagram would be: 4 5/6
The improper fraction would be: 29/6
That’s going off of the whole diagram.
ASA..........................