If 13≤31-2x≤39, which of the following represents all possible values of x?

(A) -9≤x≤4

(B) -4≤x≤4

(C) -4≤x≤9

(D) 9≤x≤22

(E) 22≤x≤35

How should I go about doing this question, and what’s the quickest way? Thanks for your help!

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Author: Eddiecwh

If 13≤31-2x≤39, which of the following represents all possible values of x?

(A) -9≤x≤4

(B) -4≤x≤4

(C) -4≤x≤9

(D) 9≤x≤22

(E) 22≤x≤35

How should I go about doing this question, and what’s the quickest way? Thanks for your help!

Hi, thanks for taking the time to answer my question!

Which of the following sets contain only factors of the number 75?

(A) {1,4,5,20}

(B) {1,3,5,25}

(C) {0,75,100,125}

(D} {3,15,17,25}

(E) {2,3,5,15}

Please explain how you did it as well, thank you 🙂