First, do 0.4 + 0.4. So, you can see what number you should get when you check your answer. For this, you should get 0.8
Then, do 0.8 + 1.6
After you add those 0.8 and 1.6, you should get your answer.
To check your answer, plug in your answer where B is and see if you get 0.8. I hope this helps! I did as much explaining as I could! If you need anymore help with this, just comment
Root of ( 20^2 - 16^2 ) = 12
Answer:
x-5
Step-by-step explanation:
So glad I could help! Here's why well we do definitely need to factor the area.
Because when factoring we have to expressions multiplying by each other.
A=LxW
Factored Expression=(x+5)(x-5)
See now it's LxW.
IF that makes sense and helped you please hit Thank button!
Also mark brainliest answer.
Glad I could help!
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