Answer:
<D is correct its confusing on the solving but
Step-by-step explanation:
Yes it is a function because there are not any repeating x values ( first number in each set of parentheses)
Answer:
$80 billion
Step-by-step explanation:
From the graph, we have the following:





Required
Determine the difference in US and Denmark exports
The difference is calculated as thus:

This gives:



<em>Hence, the difference is $80 billion</em>
Step-by-step explanation:
first, distribute 7 to 6m (this means 7 • 6m)
7 • 6m = 42m
then distribute 7 to 7 (which is 7 • 7)
7 • 7 = 49
your simplified expression is <u>42m + 49</u>. i hope this helps! have a great day <3