Question

need help with this question
factories 21x-14y

Answer 1

21x - 14y
7(3x) - 7(2y)
7(3x - 2y)

Answer 2

21= 3*7
14= 2*7
GCF(21,14)= 7

21x-14y
= 7(3x-2y) (distributive property)

The final answer is 7(3x-2y)~