katelynmacey
katelynmacey katelynmacey
  • 26-04-2017
  • Mathematics
contestada

This system has one solution what is the y coordinate of the solution y= -2x+4 y= x^2 +4x+13

Respuesta :

ghanami
ghanami ghanami
  • 29-04-2017
hello : the system is :
 y= -2x+4 ...(1)
y= x² +4x+13....(2)
x²+4x+13 = -2x+4
x²+6x+9=0
(x+3)² =0
x+3=0
x= -3 
subsct in (1) : y=-2(-3)+4 =10
Answer Link

Otras preguntas

Explain one way in which mercantilism affected economies in Africa and Asia in the period c.1450-c.1750
How do I make Artist statement unique?
Solve. {y= 2x – 6 {4x – 2y = 14 Use the substitution method
Plz help I’ll pay I promise this is timed
Out of 28 cookies, are chocolate chip. How many cookies are chocolate chip? Plssss
7x + 5y = -25 I need help figuring out what the slope-intercept for is for the equation
The inequality below shows the relationship between Mario’s biking goal in miles and how many miles he rides in an hour. Let t represent the amount of time in h
Why do you believe American society is predominantly hostile towards communism and socialism?
A box holding pennies, nickels and dimes contains thirteen coins with a total value of 83 cents. How many coins of each type are in the box? (These are US coins
Mama dbdjd d did f dbjdbf ddbdnd