vivalakoda
Choose the system of equations which matches the following graph.



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vivalakoda
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vivalakoda
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x – 2y = 8
2x + 4y = 12
x – 2y = 8
2x – 4y = 12
x + 2y = 8
2x + 4y = 12
x + 2y = 8
2x – 4y = 12

Fgcbear16
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did you notice the graph are parallel

vivalakoda
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yes

vivalakoda
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I just keep having trouble putting the equations into slope intercept form

Fgcbear16
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get the term with y on one side

vivalakoda
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I know this, but the answer I am getting is wrong

Fgcbear16
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dw:1347554054213:dw

Fgcbear16
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dw:1347554185041:dw

Fgcbear16
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so the first one won't work because one has a slope of 1/2 and the other +1/2

Fgcbear16
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dw:1347554312452:dw

Fgcbear16
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so option two might work because they have the same slope +1/2

Fgcbear16
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Do the equations have a positive or negative slope?

Fgcbear16
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in the picture.

vivalakoda
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I got C.

Fgcbear16
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yes it is c

vivalakoda
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thanks!

Fgcbear16
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you are welcome