Answer:
[tex]\frac{z}{9}-10[/tex]
Step-by-step explanation:
1) Divide z by 9
so
Find the quotient of z and 9
z is the numerator and 9 is the denominator
[tex]\frac{z}{9}[/tex]
2) Subtract 10 from the result
Determine (z/9) minus 10
[tex]\frac{z}{9}-10[/tex]