+0  
 
+1
156
1
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A ( 0,-1)

 

B (0,5)

 

C (-2,3)

 

D (-2,-1)

 Mar 7, 2019
 #1
avatar+106533 
+1

y = x + 5

y = -2x -1

 

Set the y's equal

 

x + 5 =  -2x - 1      add2x to both sides, subtract 5 from both sides

 

3x = - 6     divide both sides by   3  

 

x = -2

 

And using  y = x + 5 to find y, we have

 

y = (-2) + 5

 

y = 3

 

cool cool cool

 Mar 7, 2019
edited by CPhill  Mar 7, 2019

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