Practice problem
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Every fifth dollar you make you put one dollar away in savings. Write a function for the amount of money you have not in savings, in terms of the total money you have made, xxx.
f(x)=5x−1f(x)=5x-1f(x)=5x−1
f(x)=5(x−1)f(x)=5(x-1)f(x)=5(x−1)
f(x)=15xf(x)=\frac15xf(x)=51x
f(x)=45xf(x)=\frac45xf(x)=54x
Type a concept, like “slope” or “photosynthesis”.