Which expression shows 27 + 36 as the product of their greatest common factor and the sum of two whole numbers with no common factor?

​ 7(4+5)7(4+5) ​

​ 9(4+5)9(4+5) ​

​ 9(3+4)9(3+4) ​

​ 7(3+6)7(3+6) ​

2 answers

well, what is their greatest common factor?

Hint 7 does not divide either 27 or 36.

and why did you write each answer twice?
do not scam me