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

asked Sep 22, 2018 10.7k views

4 votes

7.8k points

Please log in or register to add a comment.

6 votes

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

MatsT answered Sep 27, 2018

by MatsT

8.8k points

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.5m questions

12.2m answers