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Mathematics 7 Online
OpenStudy (anonymous):

A gift shop sells mugs for $30. They are currently running an engraving promotion. The price of the first five letters is included in the $30. Each additional letter costs $.25. Write a piecewise model that gives the price of the mug with x engraved letters

OpenStudy (lgbasallote):

total price would be \[\text{$30 plus ($0.25 times the number of additional letters)}\] what do you think is the equation?

OpenStudy (lgbasallote):

if there are x engraved letters...then the number of additional letters is x - 5 i think that's enough hint...can you do it now?

OpenStudy (anonymous):

im not sure how to format the piecewise

OpenStudy (anonymous):

x-5 0.25x+30 ?

OpenStudy (lgbasallote):

close...the equation is 30 + 25(x-5) remember how the first 5 letters are included in 30? so the additional letters is only x - 5

OpenStudy (lgbasallote):

that's supposed to be 0.25 not 25

OpenStudy (anonymous):

oh i see. thanks i appreciate it

OpenStudy (lgbasallote):

no prob ^_^

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