Question

3) (11 +3) + (-9) = 11 + [3 + (-90]​

Answer 1

Answer:

83

Step-by-step explanation:

3) (11+3)+(-9)=11+[3+(-90)] .

=)14-9=11+(-87)

=)14-9=11-87

=)6=-77

=)6+77

=)83

First we open the round bracket.Then as we know plus and minus equals to minus. Then we did normal add and subtract and got the answer.

IF USEFUL MAKE ME THE BRAINNEST.