That is called "division".
Order of arithmetical operations is called BIDMAS meaning Brackets, Indices, Division, Multiplication, Addition followed by Subtraction.
Substitution
Because they can both have variables.
It means to solve and do all the work
An actor who performes in tragedies is called a "tradgedian", pronounced "tra-GEE-dee-un"
a cappela
who performs the risk assessment
he inspired people by his music and him how he performes
yes the the Disney one
The person is a surgeon.
Royall Tyler
Madonna
the order of operations
Inverse operations.
Dragon Force (not sure about the space) performs it on their album, Inhuman Rampage.
Inverse operations