document.write( "Question 718891: what is the solution of system? solve using matrix. x+2y=9 x+y=1 \n" ); document.write( "
Algebra.Com's Answer #441101 by lynnlo(4176)\"\" \"About 
You can put this solution on YOUR website!
x=-7,y=8 \n" ); document.write( "
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