5[-39-(-74-85)]=
use order of operations
First solve in parentheses then exponents then multiplication and division then addition and subtraction.
5(-39-(-74-85))=5(-39+(159))=5(120)= 600
First solve in parentheses then exponents then multiplication and division then addition and subtraction.
5(-39-(-74-85))=5(-39+(159))=5(120)= 600