They are open ended because -11 and 2 are not included in the interval.
Linear equations are expression not separated by an equal sign.
Given the inequality S = {x|-11 < x < 2}
This means that the values in the interval is between -11 and 2, the expression in interval notation will be given as;
(-11, 2). Note that they are open ended because -11 and 2 are not included in the interval.
Learn more on interval notation here: https://brainly.com/question/13160076
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