Each cupcake costs $4.00 how many cupcakes (x) are purchased if the total cost is $36.00
2 answers:
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Answer:
Step-by-step explanation:
Given
Required
Represent the additional time needed as an inequality
Convert the previous time to minutes
Let the additional time be t
<em>This means that she needs to run at least t minutes to beat her previous record</em>
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To beat her previous record, the sum of current time and x must be less than her previous time. i.e.
This can be rewritten as: