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OpenStudy (anonymous):
Find the value of x and y when matrix[3x,2y,6y] = [x+5,0,10]. Thanks!
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OpenStudy (ghazi):
equate the corresponding parts... 3x=x+5 2y=0 and 6z=10
OpenStudy (ghazi):
check out your matrix again
OpenStudy (anonymous):
Oh, there's a typo. it's [3y,2x,6y]. Sorry.
OpenStudy (ghazi):
3y=x+5 2x=0 6y=10..therefore x=0 from second equation
OpenStudy (anonymous):
Thanks.
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OpenStudy (ghazi):
y=5/3
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