Answer:
3325/5=665
Step-by-step explanation:
Answer:

multiply either sides by 3:

divide either sides by πr² :

(b^2+5)(−b^2+7)
Use the FOIL METHOD to expand.
-b^4 + 7b^2 - 5b^2 + 35
-b^4 + 2b^2 + 35
Did you follow?
Answer:
x=82
Step-by-step explanation:
53+45=98
180-98=82