i think it's 20 but i'm not that sure
Answer:
symmetric property
Step-by-step explanation:
with symmetric property if x=y then both values on either side of the equal sign will be equal
Answer:
The perimeter is 100 feet. This means that all the sides of the shape must add up to equal 100.
x + x + 5 + x - 3 + x + 4 = 100
4x + 5 - 3 + 4 = 100
4x + 6 = 100
4x = 94
x = 94/4
x = 23.5 feet
Assignment: 
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Answer: 
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Explanation: 
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Note: 
[ Step One ] Apply Rule - (-a) = a

[ Step Two ] Add

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