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OpenStudy (anonymous):
Solve by substitution.. Can you show the work −x−y−z=−8 −4x+4y+5z=7 2x+2z=4 |
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OpenStudy (anonymous):
@Luigi0210
OpenStudy (luigi0210):
I have never learned how to solve this using substitution.. just matrices..
OpenStudy (anonymous):
do you happen to know if anyone does around here @Luigi0210
OpenStudy (luigi0210):
Let's try Miss smartypants @Jamierox4ev3r
OpenStudy (anonymous):
yeah come on @Jamierox4ev3r
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OpenStudy (anonymous):
maybe @Luis_Rivera can help
HanAkoSolo (jamierox4ev3r):
sorry guys i logged off....am having dinner, brb :P
OpenStudy (anonymous):
okay @Jamierox4ev3r ill be back in 10 min also
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