The expression is given to be:
[tex]2f-5\mleft(f+5\mright)[/tex]Step 1: Apply the distributive law to expand the parenthesis given to be
[tex]a(b+c)=ab+ac[/tex]Therefore, we have:
[tex]\begin{gathered} -5(f+5)=-5f-25 \\ \therefore \\ \Rightarrow2f-5f-25 \end{gathered}[/tex]Step 2: Add/Subtract common terms
[tex]\Rightarrow-3f-25[/tex]ANSWER
The simplest form is gotten to be:
[tex]\Rightarrow-3f-25[/tex]