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pav-90 [236]
3 years ago
7

the distance from a star to a planet is approximately 98,000,000 miles. if the light travels at a rate of 186,000 miles per seco

nd, how long does it take light from the star to reach this planet?
Mathematics
1 answer:
nadya68 [22]3 years ago
3 0
It will take 526.8817.... seconds for the light to reach the planet.
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Factor the algebraic expression 21a + 9
vladimir2022 [97]

Answer:

21a + 9

Simplifying

21a + 9

Reorder the terms:

9 + 21a

Factor out the Greatest Common Factor (GCF), '3'.

3(3 + 7a)

Final result:

3(3 + 7a)

HOPE THIS HELP

6 0
3 years ago
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how many 16-ounce bottels would be needed to hold the same total amount of water of water as 56 20 ounces
Sedaia [141]
5620/16=351.25
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4 0
3 years ago
Right ? Or wrong help
krek1111 [17]

Answer:

I think thats right

Step-by-step explanation:

4 0
3 years ago
Rob is travelling to germany he drives for1 1/2 hours wait for 2 3/4 hours flight lasts 2 1/3 hours how long has he travelled pu
DIA [1.3K]

We add all these mixed numbers together:

1 1/2 + 2 3/4 + 2 1/3

It will be easier to convert the mixed numbers into improper fractions:

3/2 + 11/4 + 7/3

Now we have to find the common denominator which is 12:

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7 0
3 years ago
Read 2 more answers
1/5n -3/4 + 7/10n<br><br> Need to simplify
svlad2 [7]
·1/5n becomes 4/20n
·Leave 3/4 alone
·7/10n becomes 14/20n
·Combine like terms: 14/20n + 4/20n = 18/20n
·Simplify 18/20 to 9/10
·Final Answer : 9/10 - 3/4

Hope this helps you out in future problems!
6 0
3 years ago
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