I can only see half of the question.
Answer:
Y=mx+b
Step-by-step explanation:
That's the slope equation, though y could mean anything from a point on a graph to the question.
You just reflect it over the y=3 line
In the y-axis, number 3, the whole horizontal line is the reflection line given.
Unfortunately i couldnt draw the shape because i didnt know the coordinates
The answer is 134.5 dollars