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PtichkaEL [24]
3 years ago
11

Nancy’s 50-meter freestyle swim time was 28.004 seconds. Betty’s 50-meter freestyle swim time was 27.949 seconds. What was the d

ifference between Nancy’s and Betty’s swim times?
Mathematics
1 answer:
Pie3 years ago
8 0

The difference between their swim times was 0.055 seconds.
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Select the correct answer.
zepelin [54]

Answer:

<em>Answer</em><em> </em><em>is option</em><em> </em><em>c</em>

Step-by-step explanation:

given \: equations \: are \\ x - 2y = 15 \:  \: and \: 2x + 4y =  - 18 \\ divide \: by \: 2 \: in \: second \: equation \\ x  + 2y =  - 9 \:  \: (equation \: 3) \\ adding \: 1and \: 3 \: we \: get \\ 2x = 6 \\ x = 3 \\ substitute \: x = 3 \: in \: equation \: 3 \\ 3 + 2y =  - 9 \\ 2y =  - 9 - 3 \\ 2y =  - 12 \\ y =  - 6

x=3 and y=-6

<em>HAVE</em><em> </em><em>A NICE DAY</em><em>!</em>

<em>THANKS FOR GIVING ME THE OPPORTUNITY</em><em> </em><em>TO ANSWER YOUR QUESTION</em><em>. </em>

6 0
3 years ago
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About how many inches are equivalent to 3 meters? Round the number(s) needed in the table to the nearest tenth to find the appro
Burka [1]

Answer:

D

Step-by-step explanation:

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3 0
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Which ordered pair makes both inequalities true<br> Y&lt;-x+1<br> Y&gt;x
goldfiish [28.3K]

Answer:

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Step-by-step explanation:

x = -1

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Plug in the corresponding numbers to the corresponding variables:

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~

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Step-by-step explanation:

32

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