SOLUTION: How you guys find the sum of the integers from -4 to 23. Is what i did true? thank you. S(28)= -28/2(-4+23)= -266.

Algebra ->  Sequences-and-series -> SOLUTION: How you guys find the sum of the integers from -4 to 23. Is what i did true? thank you. S(28)= -28/2(-4+23)= -266.      Log On


   

Question 375995: How you guys find the sum of the integers from -4 to 23. Is what i did true? thank you.
S(28)= -28/2(-4+23)= -266.
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
Everything is correct except that there shouldn't be a negative sign out front.


So you should have 28/2(-4+23)=266


So the answer is 266.


If you need more help, email me at jim_thompson5910@hotmail.com

Also, feel free to check out my tutoring website

Jim