document.write( "Question 1099131: x1+x2+x3=6
\n" ); document.write( "2x1-x2+3x3=4
\n" ); document.write( "4x1+5x2-10x3=13 \n" ); document.write( "
Algebra.Com's Answer #713555 by Boreal(15235)\"\" \"About 
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x1+x2+x3=6
\n" ); document.write( "2x1-x2+3x3=4
\n" ); document.write( "4x1+5x2-10x3=13
\n" ); document.write( "===================Add the first two
\n" ); document.write( "3x1+4x3=10; add 5 times the second to the third
\n" ); document.write( "14x1+5x3=33
\n" ); document.write( "-5 times the first + 4 times the second
\n" ); document.write( "-15x1-20x3=-50
\n" ); document.write( "56x1+20x3=132
\n" ); document.write( "41x1=82
\n" ); document.write( "x1=2
\n" ); document.write( "2+x2+x3=6
\n" ); document.write( "4-x2+3x3=4
\n" ); document.write( "4x3=4
\n" ); document.write( "x3=1
\n" ); document.write( "x2=3
\n" ); document.write( "(2, 3, 1)
\n" ); document.write( "check in the second and works
\n" ); document.write( "check in third and works.\r
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