Posted by **James** on Thursday, August 27, 2009 at 10:49am.

Given that: 4x-y+9=0 and 3y-2x=7, solve for y

- Math -
**bobpursley**, Thursday, August 27, 2009 at 10:57am
multiply the second equation by 2, then add the equations.

4x-y+9+6y-4x=14

5y+9=14 solve for y,

- Math -
**James**, Thursday, August 27, 2009 at 11:17am
am I doing

2(5y + 9)=14

10y + 18 =14

does y= -2.5

- Math -
**James**, Thursday, August 27, 2009 at 11:20am
oh i think i got it does y=1

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