The innermost bracket, or parentheses, is solved first.
According to the provided reference, the order of solving brackets in an equation is as follows:
- Innermost bracket (parentheses):
( )
- Braces or curly brackets:
{ }
- Square brackets:
[ ]
Therefore, when simplifying an expression containing multiple types of brackets, always begin with the parentheses. You will first look at the terms present within them.