Answer:
[tex]y = \frac{1}{3}(x - 7)[/tex]
Step-by-step explanation:
Required
Determine an expression for the output
Input
Let the input be x
So, we have:
Process
Subtract 7: [tex]x - 7[/tex]
Divide by 3: [tex]\frac{1}{3}(x - 7)[/tex]
Output:
Let the output be y; So, we have:
[tex]y = \frac{1}{3}(x - 7)[/tex]