Question

Which of the following is not a way to represent the solution of the inequality 2(x + 1) greater than or equal to 20?

x 9

9 x

A number line with a closed circle on 9 and shading to the left.

A number line with a closed circle on 9 and shading to the right.

Answer 1

@texaschic101 HELP

Answer 2

@Nurali HELP ME MADAm.

Answer 3

2(x + 1) >= 20
2x + 2 >= 20
2x >= 20 - 2
2x >= 18
x >= 9

I can't see the variables in the first two answer choices, however, the third answer choice is incorrect.