It costs $100 to rent the bowling alley, plus $4 per person. The cost for any number (n) of people can be found using the expres
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To visualize better, look at it like this:
First, see if you can simplify 3/2. You can't, so leave it like that.
The rule for exponents is you subtract the exponent from the bottom (r) from the exponent on the top ()
Put that on the top, and you get