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I kinda get this problem but i just want to see what other answers people got to see if i did the question wrong.
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5 votes
I kinda get this problem but i just want to see what other answers people got to see if i did the question wrong.

I kinda get this problem but i just want to see what other answers people got to see-example-1
User Rizwan Jamal
by
6.0k points

2 Answers

4 votes
an=a1+d(n-1)
fisrst term is a1
common difference is d

decreases by 4 each time
first term is 19
an=19-4(n-1)
distribute
an=19-4n+4
an=23-4n
you are right


User Aditya Heartly
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6.2k points
7 votes
You did not do the question wrong. Your answer would be correct. ;-)
User Squashman
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6.7k points
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