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A student sells ice cream bars. Her weekly salary is given by ​, where x is the number of ice cream bars sold. Her employer determines the amount withheld for taxes using the function ​, where x is her weekly salary. Write the amount withheld as a function of the number of ice cream bars sold.​ Hint: Use composition.

A student sells ice cream bars Her weekly salary is given by where x is the number of ice cream bars sold Her employer determines the amount withheld for taxes class=

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Answer:

  W(x) = 0.06x +30

Step-by-step explanation:

The withholding on the student's salary is ...

  W(S(x)) = 0.10(0.60x +300) = 0.06x +30

Where x is the number of ice cream bars sold, the withholding is ...

  W(x) = 0.06x +30

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