The order of the opperations to simplify this expression is:
1. Parenthesis: Solve the operations to remove the parenthesis.
As:
[tex]a(b-c)=ab-ac[/tex][tex]\begin{gathered} -1-(12-54d) \\ -1-12+54d \end{gathered}[/tex]2. Sum the similar terms: -1 -12:
[tex]-13+54d[/tex]Or:
[tex]54d-13[/tex]