document.write( "Question 186444: media services charges $30 for a phone and $20/month for its economy plan.the equation c=20t+30 describes the total cost,c, of operating a meia service phone for t months.
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document.write( "The total cost of service for 10 months is ?
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document.write( "If a customer has only $80 available how many months of service can she recieve?
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document.write( "A.3
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document.write( "B.2 1/3
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document.write( "C.2
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document.write( "D. 2 1/2''.
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Algebra.Com's Answer #139872 by jojo14344(1513) ![]() You can put this solution on YOUR website! \n" ); document.write( " \n" ); document.write( "Substitute when \n" ); document.write( " \n" ); document.write( "If customer only has $80.00: \n" ); document.write( " \n" ); document.write( "Therefore, \n" ); document.write( "Thank you, \n" ); document.write( "Jojo \n" ); document.write( " |