SOLUTION: Find the first term and the common difference of an arithmetic sequence if its 5th term is 33 and the 20th is 123

SOLUTION: Find the first term and the common difference of an arithmetic sequence if its 5th term is 33 and the 20th is 123

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Question 1084810: Find the first term and the common difference of an arithmetic sequence if its 5th term is 33 and the 20th is 123

Answer by Edwin McCravy(20056) (Show Source): You can put this solution on YOUR website!

its 5th term is 33

the 20th term is 123




Solve the system:



a₁ will be the first term and d will be
the common difference.  You finish.

Edwin

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