I’m guessing you have to use pemdas
1. You have to do exponents which is 4^2 and it gives you 16
2. You have to do parenthesis
(5+16) divide 3 • 6
21/3•6
3. Then you do division
21/3 = 7
4. Last you multiply 7 • 6
So the answer is 42
I might be wrong but I don’t think so