anonymous
  • anonymous
A full-year membership to a gym costs $325 up front, with no monthly charge. A monthly membership costs $100 up front and $30 per month. For how many months is it less expensive to have a monthly membership?
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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katieb
  • katieb
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anonymous
  • anonymous
If you call your number of months \(x\), you can equate one to the other.
anonymous
  • anonymous
\(325=100 + 30x\) Then solve for \(x\).
mathstudent55
  • mathstudent55
Number of months = m Yearly: 325 Monthly: 100 + 30m 100 + 30m = 325 30m = 225 m = 7.5

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