Answer:
Okay so x greater then or equal to 7
To plot ask yourself:
Open or Closed Circle:
Open->, <
Closed-Greater then or equal to or less then or equal to
Also ask:
am i ploting to the left or to the right
Explanation:
It is going to be a closed circle, since it is greater then or equal too
And you cand use the sign so it is going to go to the left <------ (that way)
You can use the sign to guied you ex: x>5 you are going to the right ---->
Also, for this topic just know if the equation is like this: 3>x
MAKE SURE TO SWICH IT TO THIS:
x<3
YOU HAVE TO SWITCH THE EQUATION AROUND AND THE SIGN
I hope this helped! :D