SOLUTION: The sum of four times a number and 21 is greater than 45 and less than 73. What r the possible values for the numbers?

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Question 346711: The sum of four times a number and 21 is greater than 45 and less than 73. What r the possible values for the numbers?
Answer by nyc_function(2741) About Me  (Show Source):
You can put this solution on YOUR website!
... 4x + 21 > 45 and 4x + 21 < 73

or 4x > 24 and 4x < 52

or x > 6 and x < 13

or 6 < x and x < 13

or 6 < x < 13 ← any number between 6 and 13 (non-inclusive)