menu
QAmmunity.org
Login
Register
My account
Edit my Profile
Private messages
My favorites
Ask a Question
Questions
Unanswered
Tags
Categories
Ask a Question
Given the system of equations what is the solution? x + 3y = 5 x - 3y = -1 Answer choices -4, -3 2, 1 -2, 3
asked
Jun 28, 2017
92.4k
views
0
votes
Given the system of equations what is the solution?
x + 3y = 5
x - 3y = -1
Answer choices
-4, -3
2, 1
-2, 3
Mathematics
high-school
Thomas Becker
asked
by
Thomas Becker
9.0k
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
4
votes
the answer is 2 and 1 hope that helps. there is a app on android phones called photo math you take a pic and it shows how to solve the problems. it helps me out a lot
Nick Williams
answered
Jun 29, 2017
by
Nick Williams
8.3k
points
ask related question
comment
share this
0 Comments
Please
log in
or
register
to add a comment.
1
vote
Lets use elimination
So multiply the bottom by "-1" so when we add the x's and y's and 5..-1
X's will be eliminated so we will have
x+3y=5
-x+3y=1
Add
6y=6
y=1
Now plug Y in any other the equations above to get X'
x+3(1)=5
x+3=5
-3 -3
x=2
So
(2,1)
TadejP
answered
Jul 3, 2017
by
TadejP
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.
9.5m
questions
12.2m
answers
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
A bathtub is being filled with water. After 3 minutes 4/5 of the tub is full. Assuming the rate is constant, how much longer will it take to fill the tub?
Write words to match the expression. 24- ( 6+3)
Twitter
WhatsApp
Facebook
Reddit
LinkedIn
Email
Link Copied!
Copy
Search QAmmunity.org