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Mathematics 7 Online
OpenStudy (anonymous):

Solve |x − 21| > 40. A. {x| x > 61 or x < 19} B. {x| x < -19 or x > 61} C. {x| -19 < x < 19}

OpenStudy (anonymous):

the inequality is equivalent to the conjunction statement: x-21>40 or x-21<-40 solve these two statements to get your answer.

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