− 6+( − 3 − 3)2÷ 3=
− 6+( − 3 − 3)2÷ 3
There should be a times sign between the ) and the 2.
= − 6+( − 3 − 3)*2÷ 3
= − 6+( -6)*2÷ 3
= − 6+-12÷ 3
= − 6+-4
= -6-4
= -10