Answer:

Step-by-step explanation:
Given:

Let's substitute -3 for 

Now, let's solve



Hope this helps
Greatest common factor
faceor each and find common groups
18a=2 times 3 times 3 times a
20ab=2 times 2 times 5 times a tmes b
6ab=2 times 3 times a times b
common group is
2 times a
answe ris 2a
Step-by-step explanation:
A=2πrh+2πr2 ans for 1 one
Answer:Include
Step-by-step explanation:
Multiply add and subtract the top. I can include the rest if you want