Find the 20th term in the following arithmetic sequence 12 15 18 21

asked Jan 15, 2021 130k views

2 votes

by Janez

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5 votes

Answer:

Y= 9+3x this is ur formula u just go back 3 and that is 9 and then ur 3 if from adding up so that’s 3 times ur x then should equal y

Explanation:

Alice Young answered Jan 20, 2021

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