Answer: 7
Step-by-step explanation:
[tex](4+5)-2[/tex]
You can either remove brackets and just do a little addition and subtraction.
[tex]4+5-2[/tex]
[tex]9-2\\7[/tex]
So the answer is 7.
Or just finish things inside the brackets first.
[tex](4+5)-2\\9-2\\7[/tex]
So the answer is 7.