Question

which of the following is not a way to represent the solution of the inequality 8x − (5x 4) greater than or equal to −31? a. x greater than or equal to −9 b. −9 less than or equal to x c. a number line with a closed circle on −9 and shading to the left d.a number line with a closed circle on −9 and shading to the right

Answer 1

8x - (5x + 4) ≥ -31

8x -5x - 4 ≥ -31

3x ≥ -31 + 4

3x ≥ -27

x ≥ - 9

Answer: a numbe line with a circle on - 9 and shading to the left.

Because that drawing represents the number that are less or equel than -9 and the answer is the numbers greater or equal than -9.