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Posted by **josh** on Sunday, April 17, 2011 at 4:29pm.

8x+5y=-12

x=12-4y

- math -
**Bosnian**, Sunday, April 17, 2011 at 4:57pmx=12-4y

8x+5y= -12

8*(12-4y)+5y= -12

8*12-8*4y+5y= -12

96-32y+5y= -12

96-27y= -12

96+12=27y

108=27y Divide with 27

4=y

y=4

x=12-4y

x=12-4*4

x=12-16

x= -4

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