If the public debt of a country in 2009 was $12,752,000,000,000 and the budget for 2010 was in deficit by $201,645,000,000, what was the public debt in 2007?

Question

anonymous · Answer

is this in a unit about making a linear function?

anonymous · Answer

no, you are just supposed to find out what the public debt of 2007 was...

anonymous · Answer

But im not sure how to find out what the public debt is

anonymous · Answer

assuming this isn't a statistics class. Then i would assume you would use a linear function to solve this. you will need to find the slope (y2-y1)/(x2-x1)

anonymous · Answer

so for this problem how would i set up the function?

anonymous · Answer

Answer: $12953645000000
$12,752,000,000,000 + $201,645,000,000 = $12953645000000