She can find out answer by dividing 21÷3 and the answer is 7
She can make 7 bird house
7 is the answer of the question
21÷ 3
=7
Step-by-step explanation:
hope it is helpful to you
Formula
(X2-X1)/(Y2-Y1)
(1-4)/(8-6)
-3/2
Answer:
I guess you mean
On the left side, we have a common factor of , so that
Recall that
from which it follows that
It would be less than. (<)