Can you determine what number x represents from the information given? Explain how you got your answer.

The number that can be used to represent x from the information given is 20
For the first part, those that do not run and lift weight will be: 65 - 40 = 25
Therefore, the total value of the people that do not run will be: = 125 - 75 = 45
Therefore, the value of the people that do not run and.do not lift weights which is represented by x will be:
= 45 - 25.
= 20
Therefore, the number that can be used to represent x from the information given is 20.
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