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April 20, 2015

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Posted by **Karli** on Monday, January 11, 2010 at 7:51pm.

x+y-2z=10

8x-9y-z=5

3x+4y+2z=-10

I need to figure out what x,y, and z each equal. I must use the elimination method.

- Math -
**Marth**, Monday, January 11, 2010 at 8:09pmThe goal here is to 1st form 2 equations containing 2 variables, then use those to eliminate another variable.

The first 2 equations can be formed from any 2 of the given equations.

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