SOLUTION: Let f(x) be the number of miles in feet. Find a formula for f(x)

Algebra ->  Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: Let f(x) be the number of miles in feet. Find a formula for f(x)      Log On


   

Question 625742: Let f(x) be the number of miles in feet. Find a formula for f(x)
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
1 mile: 5280 feet

x*1 mile: x*5280 feet

x miles: 5280x feet


So there are 5280x feet in x miles.


So the formula is f%28x%29+=+5280x where x is the number of miles.