Respuesta :

Answer:List the prime factors of each number.Circle every common prime factor — that is, every prime factor that's a factor of every number in the set.Multiply all the circled numbers. The result is the GCF

Step-by-step explanation:hope this helps!!!

Answer:

Answer:The greatest common factor is 13 and 65 is 13.

Tamir can use the greates common gif actor to rewrite 13+65 as 13( 1 + 5)