There's no priority when we solve addition and subtraction
or multiplication and division.
Addition and subtraction are equal in value.
multiplication and division are equal in value.
in this case,
you can solve the problem one by one from the left.
20-8+2+3=17 right answer is 17 with out Bracket
20-(8+2+3)=7 answer is 7 only with the Bracket
+ and - equal value
x and / equal value
x,/,+,- Multiplication and division are always priority over subtraction and addition.