document.write( "Question 434087: solve this equation by sustitution
\n" ); document.write( "x=8-4y
\n" ); document.write( "2x-3y=13
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Algebra.Com's Answer #853257 by josgarithmetic(39713)\"\" \"About 
You can put this solution on YOUR website!
\"system%28x=8-4y%2C2x-3y=13%29\"\r
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\n" ); document.write( "\n" ); document.write( "Try this. \"2x=16-8y\", the first equation.\r
\n" ); document.write( "\n" ); document.write( "SUBSTITUTE into second equation.\r
\n" ); document.write( "\n" ); document.write( "\"16-8y-3y=13\"\r
\n" ); document.write( "\n" ); document.write( "\"16-11y=13\"\r
\n" ); document.write( "\n" ); document.write( "\"-11y=-3\"\r
\n" ); document.write( "\n" ); document.write( "\"highlight%28y=3%2F11%29\"\r
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\n" ); document.write( "\n" ); document.write( "Use that value again in the original first equation.\r
\n" ); document.write( "\n" ); document.write( "\"x=8-4%283%2F11%29\"\r
\n" ); document.write( "\n" ); document.write( "\"x=88%2F11-12%2F11\"\r
\n" ); document.write( "\n" ); document.write( "\"highlight%28x=76%2F11%29\"
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