document.write( "Question 1189856: 5x-2y=46 & -2x+2y=-16 \n" ); document.write( "

Algebra.Com's Answer #821352 by MathLover1(20849) $\"\"$ $\"About$

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$\"5x-2y=46\"$ ..eq.1
\n" ); document.write( " $\"-2x%2B2y=-16\"$ ...eq.2
\n" ); document.write( "--------------------------add both\r
\n" ); document.write( "\n" ); document.write( " $\"5x-2y-2x%2B2y=46-16\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"5x-2x=30\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"3x=30\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"x=10\"$ \r
\n" ); document.write( "\n" ); document.write( "go to\r
\n" ); document.write( "\n" ); document.write( " $\"-2x%2B2y=-16\"$ ...eq.2, substitute $\"x\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"-2%2A10%2B2y=-16\"$ ...solve for $\"y\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"-20%2B2y=-16\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"2y=20-16\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"2y=4\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"y=2\"$ \r
\n" ); document.write( "\n" ); document.write( "solution: \r
\n" ); document.write( "\n" ); document.write( " $\"x=10\"$
\n" ); document.write( " $\"y=2\"$ \r
\n" ); document.write( "\n" ); document.write( "intersection point:( $\"10\"$ , $\"2\"$ )\r
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