lailarosepadilla lailarosepadilla
  • 14-08-2016
  • Mathematics
contestada

How many solutions does the system have?

x = -4y + 4
2x + 8y = 8

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Аноним Аноним
  • 14-08-2016
Solutions 

To solve the system lets use substitution 

[tex]2x+8y=8[/tex] 

[tex]2(-4y+4)+8y=8[/tex] 

[tex]8=8[/tex] 

This is a dependent system. 

------------ Now lets solve the same system using Elimination  

Our first step will be to multiply the given system by 2

[tex]2x+8y=8 2x+8y=8[/tex]

[tex]0=0[/tex] 

There are Infinitely Many Solutions
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