Answer:
3
Explanation:
2x5 is 10 then 13-10 is 3
you multiply 2x5=10 then,
subtract 13-10=3
i have a easier way to do it its called PEMDAS because first you do
Parentheses
Exponents
Multiply
or Devided (which ever comes first)
Addition
or Subtract (which ever comes first)