Could someone please show me where I went wrong on this:

2x^2+2x-12=0

2x^2 +6x-4x-12=0

x(2x+6)(-4x-12)=0

2x+6=0,2x=-6,

2x/2=-6/2,x=-3

-4x=12,-4x/4=12/4

x=3

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- Oct 6th 2009, 06:16 AMwolfhoundquadratic equation problem
Could someone please show me where I went wrong on this:

2x^2+2x-12=0

2x^2 +6x-4x-12=0

x(2x+6)(-4x-12)=0

2x+6=0,2x=-6,

2x/2=-6/2,x=-3

-4x=12,-4x/4=12/4

x=3 - Oct 6th 2009, 06:46 AMearboth
- Oct 6th 2009, 07:31 AMwolfhound