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Damm [24]
3 years ago
7

Alon built a sand castle that measured 15 feet by 11 feet, and dug a moat around it. Afterward. they decided to change the castl

e size, making it 9 yards by 3 yards. How much longer will the new moat be than the old one?
Mathematics
1 answer:
lorasvet [3.4K]3 years ago
4 0

Answer:

Step-by-step explanation:

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7nadin3 [17]
Hey there!!

Okay so here are the steps....

(5 + 2i) + (8 - 3i)       <---- when we have exponents we should worry about the                                            "i" because it is equal to √-1 but here it isn't the case.
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7 0
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5 0
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