Regan ran a total of 12 miles over the course of three track practices. How many miles would Regan have run after five practices
2 answers:
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Texaschic nailed it when saying that it's arithmetic
The recursive way to write this is to say
which tells us "start at 6 and each time subtract off 5"
The
portion is the nth term while 
is the term just before the nth term
The recursive way to write this is to say
which tells us "start at 6 and each time subtract off 5"
The