menu
Qammunity.org
Login
Register
My account
Edit my Profile
Private messages
My favorites
Sarah is twice as old as her youngest brother if the difference between their ages is 15 years how old is her youngest brother
Ask a Question
Questions
Unanswered
Tags
Ask a Question
Sarah is twice as old as her youngest brother if the difference between their ages is 15 years how old is her youngest brother
asked
Jun 2, 2017
97.2k
views
2
votes
Sarah is twice as old as her youngest brother if the difference between their ages is 15 years how old is her youngest brother
Mathematics
high-school
Iraklis
asked
by
Iraklis
8.8k
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
He is 15 years old.
You would set up a system of equations
S = Sarah
Y = Youngest brother
S = 2Y
S-Y= 15
Substitute 2Y for S
So 2Y-Y= 15
Y= 15
and that's your answer :-)
Combatdave
answered
Jun 7, 2017
by
Combatdave
8.6k
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