» Avery states that the graph of g is the same as the graph of f with every point shifted vertically. Cindy states that the graph of g is the same as the
graph of f with every point shifted horizontally.
f(x)=2x+1
g(x)=2x+3
Give an argument to support Avery’s answer
Give an argument to support Cindy’s statement

Avery is right, because .

Cindy is right, because .

Step-by-step explanation:

Let and functions, then is the vertical translated version of if and only if:

,

If we know that and , then:

Then, Avery is right, because .

Let and functions, then is the horizontal translated version of if and only if:

,

If we know that   and , then:

Then, Cindy is right, because .