Algebra 2
posted by Abbie .
The first term in an arithmetic series is 7 and the 17th is 49. What is the 20th term?

140
Respond to this Question
Similar Questions

Math
The sum of the first seventeen terms of an arithmetic series is 493 The third term is 11. Find the first term and the seventeenth term. The nth term is 3*n + 2 
Algebra
In an arithmetic series, the terms of the series are equally spread out. For example, in 1 + 5 + 9 + 13 + 17, consecutive terms are 4 apart. If the first term in an arithmetic series is 3,the last term is 136, and the sum is 1,390, … 
arithmetic
In an arithmetic series, the terms of the series are equally spread out. For example, in 1 + 5 + 9 + 13 + 17, consecutive terms are 4 apart. If the first term in an arithmetic series is 3, the last term is 136, and the sum is 1,390, … 
math
the 10th term is 34 of arithmetic series and the sum of the 20th term is 710.what is the 25th term? 
math help!
the 10th term is 34 of arithmetic series and the sum of the 20th term is 710 i.e S20=710.what is the 25th term? 
Algebra
True or False 1. – 5, – 5, – 5, – 5, – 5, … is an arithmetic sequence. 2. In an arithmetic sequence, it is possible that the 13th term is equal to its 53rd term. 3. In an arithmetic sequence, the common difference is computed … 
arithmetic
Determining the first three terms of an ArithmetiC progressionof which the (a.)10th term is 31 and the 15th term is 49 (b.)7th term is 3 and 12th term is 3 (c.)5th term is 8 and the 11th term is 28 (d.)9th term is7+9x and d=2x,Show … 
math
The 9th term of an arithmetic sequence is 12 and the 17th term is 28, find the 4th term of the arithmetic sequences 
arithmetic sequence
the 40th term of an arithmetic sequence is equal to the sum of the 20th and 31st term. if the common difference of the sequence is10. find the first term. 
maths
An arithmetic series has first term 5 and a common difference 7 a) write down the 4th term and the 23rd term b) find the sum of the first 38 terms of this series.