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OpenStudy (anonymous):
How do yo solve 4x + 5y =0 -8x + 10y -2z=-13 15y+4z=-7 in matrices
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OpenStudy (unklerhaukus):
with elementary row operations
OpenStudy (anonymous):
[ 4 5 0 | 0] [ -8 10 -2|-13] [0 15 4|-7] like this
OpenStudy (unklerhaukus):
yerp
OpenStudy (anonymous):
|dw:1349077365604:dw|
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