document.write( "Question 318490: how do you solve 3y+2x=-x+5 and 4x-3y=6x+y \n" ); document.write( "

Algebra.Com's Answer #228046 by Fombitz(32388) $\"\"$ $\"About$

You can put this solution on YOUR website!
$\"+3y%2B2x=-x%2B5+\"$
\n" ); document.write( "1. $\"3y=-3x%2B5\"$
\n" ); document.write( ".
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\n" ); document.write( " $\"4x-3y=6x%2By\"$
\n" ); document.write( " $\"x%2B2y=0\"$
\n" ); document.write( "2. $\"y=-%281%2F2%29x\"$
\n" ); document.write( "Substitute eq. 2 into eq. 1,
\n" ); document.write( " $\"3%28-1%2F2%29x=-3x%2B5\"$
\n" ); document.write( " $\"-3x=-6x%2B10\"$
\n" ); document.write( " $\"3x=10\"$
\n" ); document.write( " $\"highlight%28x=10%2F3%29\"$
\n" ); document.write( "Then from eq. 2,
\n" ); document.write( " $\"y=-%281%2F2%29%2810%2F3%29\"$
\n" ); document.write( " $\"highlight%28y=-5%2F3%29\"$ \n" ); document.write( "

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