Question

The functions f(x) and g(x) are described below:

f(x) = 7x + 9
g(x) = 7x − 4

The graph of g(x) is obtained by shifting down the graph of f(x) by _____ units.

Numerical Answers Expected!

Answer 1

You look at b in y=mx+b

9-(-4) = 13

It was shifted down 13 units.

Answer 2

|9-(-4)|=13 units

^^^^^^^^^^^^