menu
Qammunity
Login
Register
My account
Edit my Profile
Private messages
My favorites
Ask a Question
Questions
Unanswered
Tags
Categories
Ask a Question
What number must be added to both sides of the equation to complete the square? x^2-14x=7
asked
Sep 12, 2019
230k
views
2
votes
What number must be added to both sides of the equation to complete the square? x^2-14x=7
Mathematics
high-school
Robert Corey
asked
by
Robert Corey
8.0k
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.
1
Answer
6
votes
x^2 - 14x - 7 = 0
x^2 - 14x + 49 - 49 -7= 0
(x^2 - 14x + 49) - 49 - 7= 0
(x - 7)^2 - 56 = 0
i achieved 49 by:
first divide the 14 by 2 and then square it.
14/2= 7
7^2 = 49
Stan Van Heumen
answered
Sep 19, 2019
by
Stan Van Heumen
8.0k
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
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
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 Qammunity