Posted by **Sydney** on Friday, September 17, 2010 at 7:07pm.

You can use functions to figure how much money you earn in a day..if you work "x" hours in a day and you make $"y" in a day.

So let's say that you work 5 hours in a day and you make $9 an hour

y=5x+9

9x5=40 would this be the right way of working this problem out

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