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STatiana [176]
3 years ago
8

In a sequence of numbers, a3=3, a4=7, a5=11, a6=15 a7=19.

Mathematics
1 answer:
zalisa [80]3 years ago
3 0

Answer:

B, an = 4n - 9

Step-by-step explanation:

The sequence is for every time the exponent on a goes up one, the number that it equals to goes up by 4. So to find the nth term, we at 4 to n. I hope this helped! :)

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(1, 4) is a solution to the system that includes y=3x + 1 and y = -x + 5.
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Answer:

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