Question: A basic cellular package costs $30per month for 60 minutes of calling, with an additional charge of $0.20/min beyond that time. The cost formula would

A basic cellular package costs $30per month for 60 minutes of calling, with an additional charge of $0.20/min beyond that time. The cost formula would beC=30+0.20(x60), whereCis the cost measured in dollars andxis the number of calling minutes used. If you cannot have a bill greater than $90, what is the maximum number of calling minutes you can use?

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Describe all thex-valueswithin or including a distance of the given value. (Enter your answer using interval notation.),

Distance of 10 units from the number4

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