SOLUTION: An=5 D=-2 N=12...............Find the sum of the arithmetic sequence having the data given and explain how to solve it please

Question 205048: An=5 D=-2 N=12...............Find the sum of the arithmetic sequence having the data given and explain how to solve it please
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
An=5 D=-2 N=12...............Find the sum of the arithmetic sequence having the data given and explain how to solve it please
-----
That is confusing.
An=5 implies that every term is 5.
D = -2 implies that the difference between successive terms is -2.
N= 12 usually means the number of terms.
----
Am I reading you correctly?
Cheers,
Stan H.
RELATED QUESTIONS
Can you help me with this? I am lost as to how to determine the a(1) before I solve.... (answered by Fombitz)

i really need help on these ones they got me really confused i would appreciate it if i... (answered by stanbon,Prithwis)

Please I will Cashapp 10$ If anyone can solve it it's due today I really need help.... (answered by Boreal)

how to find the 7th term of an arithmetic sequence with a1 = -81 and... (answered by ikleyn)

The sum of the first n terms of an arithmetic sequence is (2n^2)-n. Find the general term (answered by MathLover1)

find a8 when a1 = -6, d=2. use the formula for the general term ( the n^th term ) of an... (answered by Cromlix)

I'm a high school student in Algebra 2. I have a couple questions, 1. what are the... (answered by stanbon)

Can you please explain and show me how to find the term of arithmetic sequence. 18th... (answered by mananth)

Find the sum of the first n terms of the following arithmetic sequence. a1 = 2, d = 2; (answered by rfadrogane)