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sergeinik [125]
3 years ago
8

What is the sum of the first 28 terms of this arithmetic sequence? 69,75,81,87,93,99

Mathematics
1 answer:
aev [14]3 years ago
7 0
The sum of 69,75,81,87,93,99 is 504.0.
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In 3 years, Dianna will be 4 times as old as she was 33 years ago. How old is Dianna now? Choose the most logical value for the
Masteriza [31]
<span>Today's age = x

4(x - 33) = x + 3
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7 0
3 years ago
PLEASE HELP it should be easy for someone but I can’t do it
-Dominant- [34]

Answer:

Total crackers on the plate are 12

Step-by-step explanation:

Manuel ate crackers = \frac{1}{3}

His brother ate crackers = \frac{1}{4}

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We need to find how many crackers were there on the plate.

Let x be the total crackers on the plate

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x-\frac{1}{3}x-\frac{1}{4}x=5

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So, we get x = 12

Therefore, total crackers on the plate are 12

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3 years ago
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Step-by-step explanation:

12.5 x 5.5 is 68.75

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Does anyone know how to do this that could help me?!
Lunna [17]

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Step-by-step explanation:

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