menu
Qammunity.org
Login
Register
My account
Edit my Profile
Private messages
My favorites
# 46 please show your work
Ask a Question
Questions
Unanswered
Tags
Ask a Question
# 46 please show your work
asked
Jan 19, 2018
234k
views
4
votes
# 46 please show your work
Mathematics
middle-school
Andreasbovens
asked
by
Andreasbovens
7.8k
points
answer
comment
share this
share
0 Comments
Please
log in
or
register
to add a comment.
Please
log in
or
register
to answer this question.
1
Answer
4
votes
Replace every n with 15 to get 15*(15-1)/2 = 15*14/2 = 15*7 = 105
Answer is choice C
Lakeia
answered
Jan 24, 2018
by
Lakeia
8.8k
points
ask related question
comment
share this
0 Comments
Please
log in
or
register
to add a comment.
← Prev Question
Next Question →
No related questions found
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.
9.4m
questions
12.2m
answers
Categories
All categories
Mathematics
(3.7m)
History
(955k)
English
(903k)
Biology
(716k)
Chemistry
(440k)
Physics
(405k)
Social Studies
(564k)
Advanced Placement
(27.5k)
SAT
(19.1k)
Geography
(146k)
Health
(283k)
Arts
(107k)
Business
(468k)
Computers & Tech
(195k)
French
(33.9k)
German
(4.9k)
Spanish
(174k)
Medicine
(125k)
Law
(53.4k)
Engineering
(74.2k)
Other Questions
How do you can you solve this problem 37 + y = 87; y =
What is .725 as a fraction
How do you estimate of 4 5/8 X 1/3
Twitter
WhatsApp
Facebook
Reddit
LinkedIn
Email
Link Copied!
Copy
Search Qammunity.org