Question

Which operation should you perform first when simplify you 75-(8+45/3) *7?

Answer 1

According to PEMDAS, you should do the parenthesis first, then the multiplication, then the subtraction. Let's do it:
75-(8+45/3)*7
= 75-(8+15)*7
= 75- 23*7
= 75- 161
= -86.

Hope this helps~