Answer:
Look below
Step-by-step explanation:
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It be 81.
You have to take half of -18 which is -9, and square that, which is 81.
Answer:
Everything is x2 itself.
Step-by-step explanation:
5x2=10 10x2=20 20x2=40
Answer:10 question 1/2
Step-by-step explanation:
Answer:
Width is 5 and length is 7
Step-by-step explanation:
You can solve the equation using the distributive property and inverse operations.
2x +2(x+2)=24
2x + 2x + 4 = 24
4x + 4 = 24
4x = 20
X = 5
This means the width is 5 and the length is 7.