Which kinds of evidence can historians use to interpret events from the past? check all that apply.
artifacts found at historical sites
articles from modern-day newspapersn
letters written during that period in history
journals written by young students today
documents with information about the past

1st one and 3rd and last

your welcome:)

the answer to fill in the blank in this question would be the word resource, it is defined as the money, material or people (since human resource is a very valuable good) that a company or a person has at disposition (meaning they can use the resource as they see fit), to be able to complete a task or achieve a goal.  

for this case we have the following equation:

we apply distributive property to the terms within parentheses.

subtracting 2 on both sides of the equation: