SOLUTION: Give the solution of the following system.
[y=x^2+4
y-4x=1]
Algebra.Com
Question 496178: Give the solution of the following system.
[y=x^2+4
y-4x=1]
Answer by unlockmath(1688) (Show Source): You can put this solution on YOUR website!
Hello,
Let's solve this by substituting:
y=x^2+4
y-4x=1
Plug first equation into the second as:
x^2+4-4x=1
rearrange and subtract 1 to get:
x^2-4x+3=0
Factor:
(x-3)(x-1)=0
Solve for x:
x=3 y=13
x=1 y=5
Make sense?
RJ
www.math-unlock.com
RELATED QUESTIONS
what is the solution of the following system of equations:
x^2-y=4... (answered by Alan3354)
Find the solution to the following System of Linear Equations
y=4x-2... (answered by ikleyn)
Which is a solution for the following system of equations?
y = x^2
y=-4x +... (answered by stanbon)
what is the solution of the following system of equations?
y=x+4... (answered by Fombitz)
The solution of the following system of linear equations is the point (1,-1) y=3x-4... (answered by Tatiana_Stebko)
Which ordered pair is a solution to the following system of inequalities?
y ≤ x... (answered by Amrata1)
Which ordered pair is a solution to the following system of equation?
y = 3x + 4
-4x +... (answered by rfer)
determine the solution to the following system of equations
y=x^2-4x+3... (answered by vidya pattar,unlockmath)
what is th solution to the following system of equations?
{2x-3y=4
{4x+y=-6
A.(5,-2)
(answered by stanbon)