document.write( "Question 916605: find the sum of 31 if one # is 5 less then 2 times the other # \n" ); document.write( "

Algebra.Com's Answer #556158 by MathLover1(20855) $\"\"$ $\"About$

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\n" ); document.write( " if one # ( $\"x\"$ ) is $\"5\"$ less then $\"2\"$ times the other # ( $\"y\"$ )\r
\n" ); document.write( "\n" ); document.write( "one # is $\"x%2B5=2y\"$ ...eq.1\r
\n" ); document.write( "\n" ); document.write( "if the sum of $\"31\"$ , then
\n" ); document.write( " $\"x%2By=31\"$ ....eq.2\r
\n" ); document.write( "\n" ); document.write( "solve this system:\r
\n" ); document.write( "\n" ); document.write( " $\"x%2B5=2y\"$ ...eq.1
\n" ); document.write( " $\"x%2By=31\"$ ....eq.2
\n" ); document.write( "________________________\r
\n" ); document.write( "\n" ); document.write( " $\"x%2B5=2y\"$ ...eq.1...solve for $\"y\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"y=x%2F2%2B5%2F2\"$ ...plug in eq.2\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( " $\"x%2Bx%2F2%2B5%2F2=31\"$ ....eq.2 ...solve for $\"x\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"2x%2B2x%2F2%2B2%2A5%2F2=2%2A31\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"2x%2Bx%2B5=62\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"3x=62-5\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"3x=57\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"highlight%28x=19%29\"$ \r
\n" ); document.write( "\n" ); document.write( "find $\"y\"$ \r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( " $\"y=x%2F2%2B5%2F2\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"y=19%2F2%2B5%2F2\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"y=24%2F2\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"highlight%28y=12%29\"$ \r
\n" ); document.write( "\n" ); document.write( " \n" ); document.write( "

\n" );