menu
Qammunity.org
Login
Register
My account
Edit my Profile
Private messages
My favorites
How to solve -x^2-2x=5
Ask a Question
Questions
Unanswered
Tags
Ask a Question
How to solve -x^2-2x=5
asked
Nov 19, 2017
42.5k
views
0
votes
How to solve -x^2-2x=5
Mathematics
high-school
Legotin
asked
by
Legotin
8.6k
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 hope this helps you
Paul McCabe
answered
Nov 19, 2017
by
Paul McCabe
8.7k
points
ask related question
comment
share this
0 Comments
Please
log in
or
register
to add a comment.
6
votes
Let's solve your equation step-by-step.
−
x^2
−
2x
=5
Step 1: Subtract 5 from both sides.
−
x^2
−
2x
−5
=
5−5
−
x^2
−
2x
−5
=0
Step 2: Use quadratic formula with a=-1, b=-2, c=-5.
x=(
2±
√
−16)/
−
2
Rajitha Perera
answered
Nov 22, 2017
by
Rajitha Perera
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