When you got your car fixed, the cost for parts was $75. The cost for labor was $45 per hour. If the total cost was $255 . Find
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Hey! :)
Some things to note: When you bring a exponent to the numerator, you make it negative.
When you put an exponent to another exponent, you multiply the exponents together.
so that is your answer, please let me know if you need more of an explanation. :)