Answer:
27(2+1)
Step-by-step explanation:
Its 27(2+1) because 27 is the GCF and it goes into 54 and 27 then you divide 54/27 and then 27/27, at that point you have the numbers 2 and 1 then you just put them into the equeation. And BOOM just like that your finished.
7
7²/x²-2 when x=3
49/3²-2
49/9-2
49/7
answer=7
$240
2/1