Question

How do you simplify `8+(15div3)-4`?

Answer 1

The order of operations is
1. anything inside parentheses
2. exponentiation (left to right)
3. multiplication and division (left to right)
4. addition and subtraction (left to right)

So
`8+(15div3)-4`
is evaluated as
`=8+5-4`
`=13-4`
`=9`