Y+2x-3=0 and Y=x2+2x+3

Solve it
by

Your answer

Your name to display (optional):
Privacy: Your email address will only be used for sending these notifications.
Anti-spam verification:
To avoid this verification in future, please log in or register.

1 Answer

Substitute for y in the first equation:

x2+2x+3+2x-3=0,

x2+4x=0=x(x+4), so x=0 or -4 and respectively y=3 or 11. So the results are (0,3) or (-4,11).

by Top Rated User (1.2m points)

Related questions

1 answer
Find the area bounded by: y=0,y=4-X2, and y=4-2X
asked Dec 2, 2011 in Calculus Answers by anonymous | 1.2k views
1 answer
Solve for x in the equation x2 - 2x - 63 = 0.
asked Aug 14, 2014 in Algebra 2 Answers by capoislamort Level 1 User (580 points) | 1.8k views
1 answer
x2 +2x-31= 0
asked Feb 19, 2013 in Algebra 2 Answers by anonymous | 681 views
0 answers
pdf f(x)=2x, 0<x<1, 0 elsewhere. find pr(x1/x2<=1\2)
asked Oct 2, 2012 in Statistics Answers by anonymous | 696 views
1 answer
f(x, y) = x2 + xy + y2 + 2x - y ; (-3, 1)
asked Dec 10, 2014 in Calculus Answers by anonymous | 860 views
1 answer
y-x2+2x-3 quadratic formula
asked Mar 20, 2013 in Algebra 1 Answers by anonymous | 1.1k views
1 answer
y=(-2x)^5/^x2-6
asked Oct 8, 2012 in Algebra 1 Answers by anonymous | 706 views
0 answers
y=x2 +2x -7
asked Mar 16, 2012 in Algebra 2 Answers by anonymous | 936 views
1 answer
y=1-2x y=x2-3x-5
asked Jan 29, 2012 in Algebra 2 Answers by anonymous | 804 views
1 answer
how do i solve x2+6x-y+7=0
asked Apr 4, 2013 in Algebra 2 Answers by anonymous | 558 views
Welcome to MathHomeworkAnswers.org, where students, teachers and math enthusiasts can ask and answer any math question. Get help and answers to any math problem including algebra, trigonometry, geometry, calculus, trigonometry, fractions, solving expression, simplifying expressions and more. Get answers to math questions. Help is always 100% free!

Most popular questions within the last 3000 days

  1. 50+50-25X0+2+2= (19)
  2. it takes 10 road workers 5 days to complete a road repair when working 2 hours a day.Working at the same pace,how many days will it take 2 people working 5 hours a day to finish it? (3)
  3. Solve 15 -1(12÷4+1)? (4)
  4. 8:4(5+2) (3)
  5. How can i represent 1/3; 3/3; 7/3; 10/3 and 15/3 on a number line? (1)

Most popular tags

87,516 questions
100,281 answers
2,420 comments
733,641 users