e-r/r+6

r=-9
e=6
6 --9/-9+6=-15/15=1

Did I do this right

2 answers

order of operations ... PEMDAS
...Parentheses, Exponentiation, Multiplication, Division, Addition, Subtraction

e - [(r/r) + 6]
(e-r)/(r+6) = (6 - -9)/(-9+6) = 15/-3 = .....