I need to determine a value of K for which the system has infinity many solutions

3x+4y=12

x+ky=4

Then

x=4-(4/3)y

4-(4/3)y+ky=4

-(4/3)y+ky=0

So if k=4/3, then y=y?

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- December 12th 2009, 08:42 PMcognoscenteBasic system of linear equations
I need to determine a value of K for which the system has infinity many solutions

3x+4y=12

x+ky=4

Then

x=4-(4/3)y

4-(4/3)y+ky=4

-(4/3)y+ky=0

So if k=4/3, then y=y? - December 12th 2009, 09:07 PMProve It