Explanation
Step 1
Let
a number x = x
differece = subtraction
one-third =1/3
then
Step 2
the difference of a number x and eight=
[tex]x-8[/tex]Step 3
One-third of the difference of a number x and eight.=( the previous number divide by 3)
[tex]\frac{x-8}{3}[/tex]