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OpenStudy (anonymous):
Solve for x, y, and z 5x +2y - 5z = -45 x+y + 5z = -25 x-7y-6z = 6
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OpenStudy (anonymous):
x = -2390/207, y = -50/207, z = -547/207
OpenStudy (anonymous):
excuse me but can u help me out
OpenStudy (anonymous):
Check out : "Solving 3 Equations in 3 Unknowns" at the following web site: http://www.youtube.com/watch?v=woqq3Sls1d8
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