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Kay [80]
3 years ago
10

What is the following sum? 4 sqrt 5 + 2 sqrt 5

Mathematics
2 answers:
Nastasia [14]3 years ago
6 0
The answer is 6 sqrt 5 => 13.42
GuDViN [60]3 years ago
5 0

Answer:

C on edge

6 sqrt 5

Step-by-step explanation:

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Lisa studies 5 hours for a particular test and gets a score of 77. At this rate, how many hours would she have to study to get a
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77/5=99/x
77x=5*99
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she needs to study 6.4 hrs to get 99
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3 years ago
Anyone know the answer to this ??
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Step-by-step explanation:

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