menu
Qammunity.org
Login
Register
My account
Edit my Profile
Private messages
My favorites
Use addition to solve the linear system of equations. Show all of your work. x = y + 3 y = -4x - 3
Ask a Question
Questions
Unanswered
Tags
Ask a Question
Use addition to solve the linear system of equations. Show all of your work. x = y + 3 y = -4x - 3
asked
Dec 20, 2018
30.1k
views
4
votes
Use addition to solve the linear system of equations. Show all of your work.
x = y + 3
y = -4x - 3
Mathematics
high-school
Ryad Boubaker
asked
by
Ryad Boubaker
8.5k
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.
2
Answers
7
votes
I changed the first equation to y=x-3 by subtracting 3 from each side.
y=x-3
y=-4x-3
So, x-3 = -4x-3, because y =y.
So, I then solved for x, and used this number to solve for y.
Faran Khan
answered
Dec 21, 2018
by
Faran Khan
7.9k
points
ask related question
comment
share this
0 Comments
Please
log in
or
register
to add a comment.
0
votes
You're looking for the answers to both X and Y, correct?
Jan Zeiseweis
answered
Dec 26, 2018
by
Jan Zeiseweis
7.6k
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