Answer:
−13a+9b+450
Explanation:
Let's simplify step-by-step.
450−8a+7b−(5a−2b)
Distribute the Negative Sign:
=450−8a+7b+−1(5a−2b)
=450+−8a+7b+−1(5a)+−1(−2b)
=450+−8a+7b+−5a+2b
Combine Like Terms:
=450+−8a+7b+−5a+2b
=(−8a+−5a)+(7b+2b)+(450)
=−13a+9b+450
Answer:
=−13a+9b+450
The citizens of the United States
For the Louisiana purchase question, it more than doubled the size of the united states. As for the second question I believe the answer would be "Thomas Jefferson was eager to explore the west to ensure the survival and prosperity of the United States"
The answer is modern day Iran. Hope this was helpful! :)