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March 28, 2015

March 28, 2015

Posted by **Alan** on Thursday, October 11, 2007 at 9:07pm.

x+3y=4

2x-y+8

- Algebra 2 -
**Nick**, Thursday, October 11, 2007 at 9:14pmyou may have written the second equation down wrong. if it is 2x-y=8 then the answer is (4,0)

- Algebra 2 -
**Alan**, Thursday, October 11, 2007 at 9:18pmthanks now how did you solve it

what did you do?

- Algebra 2 -
**Nick**, Thursday, October 11, 2007 at 9:25pmchange x+3y=4 to x=-3y+4. substitute that into the second equation to get 2(-3y+4)-y=8, then solve

- Algebra 2 -
**Alan**, Thursday, October 11, 2007 at 9:28pmthanks

- Algebra 2 -
**Alan**, Thursday, October 11, 2007 at 9:30pmI have just found Jiskha but i will remember for the rest of my high school carreer

- Algebra 2 -

- Algebra 2 -

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