menu
Askians
Login
Register
My account
Edit my Profile
Private messages
My favorites
Ask a Question
Questions
Unanswered
Tags
Categories
Ask a Question
Please explain : y = -x + 8. y = 4x - 7 solve system of equation?
asked
Mar 27, 2018
3.7k
views
0
votes
Please explain : y = -x + 8. y = 4x - 7 solve system of equation?
Mathematics
college
Ignazio
asked
by
Ignazio
7.6k
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
3
votes
I thin x=3 and y=5. If I have enough time I will include the steps
Nasser Hadjloo
answered
Mar 30, 2018
by
Nasser Hadjloo
8.5k
points
ask related question
comment
share this
0 Comments
Please
log in
or
register
to add a comment.
6
votes
since both equatl y set them equal toeach other
8-x=y=4x-7
8-x=4x-7
add x both sides
8=5x-7
add 7 to both sides
15=5x
divide by 5
3=x
sub back
y=-x+8
y=-3+8
y=5
the solution is
(x,y)
(3,5)
Sisko
answered
Apr 2, 2018
by
Sisko
7.7k
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
Other Questions
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?
i have a field 60m long and 110 wide going to be paved i ordered 660000000cm cubed of cement how thick must the cement be to cover field
Write words to match the expression. 24- ( 6+3)
Twitter
WhatsApp
Facebook
Reddit
LinkedIn
Email
Link Copied!
Copy
Search Askians