assume the point (10,20) belongs to the graph of f of x what point belongs to the graph of y equals f (x )minus 5
In this problem we have a transformation with the dollowing rule
(x,y) ------> (x,y-5)
so
(10,20) --------> (10, 20-5)
(10,20) --------> (10, 15)
therefore
The answer is
(10, 15)
