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Given that $x \le -7,$ identify all the correct conclusions.

(A) $3x \le -21.$
(B) $3x \ge -21.$
(C) $-3x \le 21.$
(D) $-3x \ge 21.$

Enter the letters of all the conclusions that are correct (separated by commas). For example, if you think that conclusions B and D are correct, say "B, D".

 

 

 

thanks

 Nov 9, 2020
 #1
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By the properties of inequalities, the correct options are A and C.

 Nov 9, 2020
 #2
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thanks but the correct answer is A and D.

Thanks4helping  Nov 9, 2020

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