Answer:
[tex]6[/tex]
Step-by-step explanation:
Work from the inside-out following PEMDAS.
[tex]3^2=9[/tex]
[tex]9-4=5[/tex]
[tex]10+(5)=15[/tex]
So, now we need to calculate 90/15.
[tex]90/15=18/3=6[/tex]
So, the answer is [tex]\boxed{6}[/tex] and we're done!
