Answer:
If d is the height of the tree: d = 1/2m
Step-by-step explanation:
Answer: x = 21
Step-by-step explanation:
look at the picture
Answer:

Step-by-step explanation:
You will use the FOIL method, which is very similar to the distributive property.
In order to do multiply correctly, multiply the y by 3x, 5y, and -2. You should get:

Then multiply the -4 by 3x, 5y, and -2 where you should get:

By using the foil method, you got rid of the parentheses. Now you can simply combine like terms and get your final answer:

I hope this helps you!
Thats insane tho!
Whats ur aops class that you take?
Hmmmmmm ok i know how to do this