Answer:
if value of x is less than or equal to 3, we will use first equation and if it's greater than we will use second.
So, g(x)=x+5
g(-7)=-7+5=2
g(3)=3+5=8
here we will use second formula because x is 9, which is greater than 3
g(9)=9-x
=9-9
=0
Step-by-step explanation:
