we have
[tex]25\colon5+7-(4\cdot3)[/tex]we have that
Applying PEMDAS
P ----> Parentheses first
E -----> Exponents (Powers and Square Roots, etc.)
MD ----> Multiplication and Division (left-to-right)
AS ----> Addition and Subtraction (left-to-right)
parenthesis first
[tex]25\colon5+7-12[/tex]Multiplication and Division (left-to-right)
[tex]5+7-12[/tex]Addition and Subtraction (left-to-right)
[tex]\begin{gathered} 5+7-12 \\ 12-12 \\ 0 \end{gathered}[/tex]