Use the distributive property to factor the expression.

15xz + 21yz

A) 3z(5x + 7y)
B) 3xy(5z + 7z)
C) z(15x + 21y)
D) 3(5xz + 7yz)

Respuesta :

Answer: The answer you are looking for is A.

Step-by-step explanation:

Simplifying

15xz + 21yz

Factor out the Greatest Common Factor (GCF), '3z'.

3z(5x + 7y)

Final result:

3z(5x + 7y)