document.write( "Question 1020897: 3x1-2x4=1
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\n" ); document.write( "6x1+x2+x4=4
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Algebra.Com's Answer #636991 by Fombitz(32388)\"\" \"About 
You can put this solution on YOUR website!
Use Cramer's rule,
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\n" ); document.write( "\"abs%28A%5Bx4%5D%29=0\"
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\n" ); document.write( "\"x%5B1%5D=abs%28A%5Bx1%5D%29%2Fabs%28A%29=12%2F36=1%2F3\"
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