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Sergio [31]
3 years ago
13

Find the sum of the first 21 terms of the sequence 5,9, 13, 17, 21, ...

Mathematics
1 answer:
Scorpion4ik [409]3 years ago
8 0
21(5+85)/2= 21•45= 945
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Answer:

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Step-by-step explanation:

Shelby's total earnings will be the sum of the amount she has earned and the amount she can earn working h hours. That latter amount is 25h, since she makes $25 per hour. She wants that total to be at least $2000.

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