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kirza4 [7]
2 years ago
7

Which expression(s) represent(s)®3 times the sum of sand 4"?

Mathematics
1 answer:
Rus_ich [418]2 years ago
4 0
Answer is : 3x+4 the second one
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In a certain town, 22% of voters favor a given ballot measure. For groups of 21 voters, find the variance for the number who fav
raketka [301]

c. 4.6

       

21 X .22= 4.6

       

Calculating the variance requires finding the product of 21 and 22%. To make this easier we convert 22% into it's decimal form and construct the equation. To back check this answer we can use 10% of 21 voters which equals 2.1% then double that amount to reach 4.2%, knowing that we now have a close approximation of the variance we can eliminate answers a, b, and d, leaving c as the only logical choice.

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3 years ago
Miley went to the store with a $10 bill. She went to get 8 jumbo dill pickles for her family. If she spent the whole $10, what w
Vadim26 [7]

answer is 1.25

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3 years ago
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55g as a percentage of 2.2kg
Evgesh-ka [11]

Answer:

2.5%

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<u>\frac{x}{100}  \times 2200 = 55 \\ 22x = 55 \\ x = 2.5\%</u>

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3 years ago
What is the least common denominator of the rational expressions below?
Lyrx [107]

Answer:

B.(x-6)

Step-by-step explanation:

12/(x^2 - 11x+30) - 43/(x^2-6x)

12/((x - 5) (x - 6)) - 43/x(x-6) [Factoring the denominator]

Both have x-6 common in the denominator,

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2 years ago
Round 6-6/7 to the nearest whole number​
almond37 [142]

Answer:

5

Step-by-step explanation:

6-6/7

using pemdas it's:

6/7= 0.857

6-0.857=5.143

5.143 to the nearest whole number is 5

6 0
3 years ago
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