Intro Question: nim
What does it mean to analyze a situation? To 'solve' a situation?
Systems of Equations:
Why do we create them?
Can have zero, one, infinite amounts of solutions
parallel
intersection
same line
Question One: What allows us to have those solutions?
Question Two: A matter of tickets.
At a recent event, adults cost $7.50, children $4.00. The total amount of income was 3312.50 off the 500 tickets sold. In this completely made up scenario, how many of each type of ticket were sold?