Answer:
<u>2</u><u>7</u><u> </u><u>+</u><u> </u><u>7</u><u>m</u>
Step-by-step explanation:

open the bracket:

Answer:
Im going to guess that this is a true or false question so..
True :)
Answer:
86
Step-by-step explanation:
=> 
=> 
=> 
=> 
=> 86
you divide 72 by 2 to get r by itself and get 36
so r=36
Factor trees help you find the prime factorization of a number by breaking down the number by what two numbers equal the number you are trying to find the prime factorization of.