document.write( "Question 1127218: Solve by the elimination method
\n" ); document.write( "-x+6y=1
\n" ); document.write( "x+6y=2 \n" ); document.write( "

Algebra.Com's Answer #743581 by MathLover1(20850) $\"\"$ $\"About$

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\n" ); document.write( "\n" ); document.write( " $\"-x%2B6y=1\"$ ...eq.1
\n" ); document.write( " $\"x%2B6y=2\"$ .....eq.2
\n" ); document.write( "------------------------add eq.1 and eq.2\r
\n" ); document.write( "\n" ); document.write( " $\"-x%2B6y%2Bx%2B6y=1%2B2\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"-cross%28x%29%2B12y%2Bcross%28x%29=3\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"12y=3\"$ \r
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\n" ); document.write( "\n" ); document.write( " $\"y=3%2F12\"$ .......simplify\r
\n" ); document.write( "\n" ); document.write( " $\"y=1%2F4\"$ \r
\n" ); document.write( "\n" ); document.write( "go to $\"x%2B6y=2\"$ .....eq.2 substitute $\"y\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"x%2B6%281%2F4%29=2\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"x%2B%283%2F2%29=2\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"x=2-%283%2F2%29\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"x=4%2F2-3%2F2\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"x=1%2F2\"$ \r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( " \n" ); document.write( "

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