Four times a number was 22 greater than twice the same number. What was the number?
2 answers:
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Interval simply represent the set of numbers containing all numbers between any two numbers.
The representations of are
and
From the question, we have:
The above representation is in interval notation.
The interpretation is that;
The highest number in the interval is -6
The equivalent using set notation is:
The equivalent using inequalities is:
Read more about intervals at: