
We know that
and 
Substitute in the value. 
Use a calculator to multiply. 
Answer:
Simplify 3(x+1)−5.
3x−2=3x−2
Move all terms containing x to the left side of the equation.
−2=−2 Since −2=−2 , the equation will always be true for any value of x
All real numbers
The result can be shown in multiple forms.
All real numbers
Interval Notation:
(−∞,∞)
Option2 : infinite solutions
Step-by-step explanation:
Answer:
this is only one functions, it means all is correct.
Answer
A. 23
step-by-step explanation

We put x=3 into the function g


Also,

we substitute the value of g(3) into f


