Question

Which of the following is not an equivalent form of the compound inequality

x + 16 less than or greater to 11 and x + 16 greater than or equal to 3

A. 11 greater than or equal to x + 16 greater than or equal to 3

B. -5 greater than or equal to x greater than or equal to -13

C. A number line with a closed circle on -13, a closed circle on -5, and shading in between.

D. A number line with a closed circle on -13, shading to the left, and a closed circle on -5, shading to the right.

Answer 1

it would help out alot if you wrote this in some kind of mathmatical notation

Answer 2

<= means less than or equal to;

>= means greater than or equal to

Answer 3

D as the number range is between -13 and -5 and D is the opposite of this range
i.e. \[-13 \ge x \le-5\]

Answer 4

Thank You Kevsturge!

Answer 5

D is the answer but I messed up the latex so \[-13 \le x \le -5\]