menu
Qammunity.org
Login
Register
My account
Edit my Profile
Private messages
My favorites
Solve. −3x+3y=−15 x−y=5 A. (5, 0) B. (0, −5) C. (1, 4) D. infinitely many solutions
Ask a Question
Questions
Unanswered
Tags
Ask a Question
Solve. −3x+3y=−15 x−y=5 A. (5, 0) B. (0, −5) C. (1, 4) D. infinitely many solutions
asked
Mar 5, 2019
57.7k
views
1
vote
Solve.
−3x+3y=−15
x−y=5
A. (5, 0)
B. (0, −5)
C. (1, 4)
D. infinitely many solutions
Mathematics
middle-school
Horia Coman
asked
by
Horia Coman
7.5k
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.
1
Answer
3
votes
Using elimination method:
( x - y = 5 ) * 3
3x - 3y = 15
-3x + 3y = -15
---------------------
0x + 0y = 0
Everything cancels
Answer: D infinitely many solutions
Nik Klassen
answered
Mar 9, 2019
by
Nik Klassen
7.6k
points
ask related question
comment
share this
0 Comments
Please
log in
or
register
to add a comment.
← Prev Question
Next Question →
Related questions
asked
Jan 26, 2018
42.7k
views
In the solution to this system, what is the value of z? 15 points! −3x+y+z=−1 2x+y−z=−4 x−y+z=7
Thodic
asked
Jan 26, 2018
by
Thodic
7.8k
points
Mathematics
high-school
1
answer
0
votes
42.7k
views
asked
Jun 17, 2023
113k
views
Which system of equations has the solution (4,−2)? A. {x+y=2 2x−y=10 B. {x−y=2 2x−y=10 C. {x+y=2 −3x+y=10 D. {x+y=2 2x+y=−10
Zgore
asked
Jun 17, 2023
by
Zgore
7.8k
points
Mathematics
middle-school
1
answer
17
votes
113k
views
asked
Sep 15, 2019
28.3k
views
Is each line parallel, perpendicular, or neither parallel nor perpendicular to the line −3x+5y=−15 ?
Ifeanyi Echeruo
asked
Sep 15, 2019
by
Ifeanyi Echeruo
7.9k
points
Mathematics
high-school
2
answers
4
votes
28.3k
views
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