Answer :
6[5(3-9)-1]+2
order of operations:
Parentheses
Exponents
Multiplication and Division together
Addition and Subtraction together
6[5(3-9)-1]+2
6[5(-6)-1]+2
6[-30-1]+2
6[-31]+2
-186+2
-184
7(8-2)+4
7(6)+4
42+4
46
-184/46
-82/23
about -3.6
order of operations:
Parentheses
Exponents
Multiplication and Division together
Addition and Subtraction together
6[5(3-9)-1]+2
6[5(-6)-1]+2
6[-30-1]+2
6[-31]+2
-186+2
-184
7(8-2)+4
7(6)+4
42+4
46
-184/46
-82/23
about -3.6