help me very ez, will brianly

It's (1, -2)
You add 6 to the x coordinate because it's 3 away from the line.
Answer:
The coordinates of H' are (1,-2)
Step-by-step explanation:
H is 3 points to the left of the line, that means that H' will be 3 points to the right of the line. Therefore you simply move your point 6 places to the right and you will have your answer: H'=(1,-2)